I. Hola Mario, no soy conocedor pero tuve la fortuna de ver un poco de información en Inglés y español que deseaba trasladarle por si pudiese serle de alguna utilidad mientras le atiende un experto de primera mano. Le ruego me disculpe por todas las molestias de lectura y el tipo de respuesta, ánimo.
https://es.stackoverflow.com/questions/136392/problema-con-n%C3%BAmeros-con-coma-en-php
https://stackoverflow-com.translate.goog/questions/7461459/change-comma-to-dot-working-with-decimals-in-php?_x_tr_sl=en&_x_tr_tl=es&_x_tr_hl=es&_x_tr_pto=sc
https://es.stackoverflow.com/questions/145450/problema-con-decimales-y-miles
https://stackoverflow-com.translate.goog/questions/4325363/converting-a-number-with-comma-as-decimal-point-to-float?_x_tr_sl=en&_x_tr_tl=es&_x_tr_hl=es&_x_tr_pto=sc
https://www-php-net.translate.goog/manual/en/function.number-format.php?_x_tr_sl=en&_x_tr_tl=es&_x_tr_hl=es&_x_tr_pto=sc
https://www.forosdelweb.com/f18/problemas-redondear-1104771/
https://www.forosdelweb.com/f18/array-numeros-decimales-887492/
https://www.forosdelweb.com/f18/separar-array-por-comas-borrar-espacios-blanco-858454/
https://www-php-net.translate.goog/manual/en/language.types.array.php?_x_tr_sl=en&_x_tr_tl=es&_x_tr_hl=es&_x_tr_pto=sc
https://wordpress-stackexchange-com.translate.goog/questions/371010/i-cant-separate-the-array-by-commas?_x_tr_sl=en&_x_tr_tl=es&_x_tr_hl=es&_x_tr_pto=sc
https://es.stackoverflow.com/questions/469238/como-forzar-al-pedir-un-dato-decimal-que-el-usuario-lo-ingrese-con-comas-para-qu
https://toolset-com.translate.goog/forums/topic/using-comma-as-decimal-separator-in-number-field/?_x_tr_sl=en&_x_tr_tl=es&_x_tr_hl=es&_x_tr_pto=sc
https://www.youtube.com/watch?v=URMlPXn8Zuk
https://forum-opencart-com.translate.goog/viewtopic.php?t=30727&_x_tr_sl=en&_x_tr_tl=es&_x_tr_hl=es&_x_tr_pto=sc
https://lab-civicrm-org.translate.goog/dev/core/-/issues/4154?_x_tr_sl=en&_x_tr_tl=es&_x_tr_hl=es&_x_tr_pto=sc