The result of your conversion between Gold and grain/gallon [US] appears here
To convert between Gold and Grain/gallon [US] you have to do the following:
First divide 19300 / ((0.45359237/16)*(192/175)/480)/0.0037854118 = 1127464.14623332
Then multiply the amount of Gold you want to convert to Grain/gallon [US], use the chart below to guide you.
Symbol: gold
No description
Symbol: gr/gal
No description