The result of your conversion between section and cawney appears here
To convert between Section and Cawney you have to do the following:
First divide 2589998.5 / (4/3) * (0.09290304*43560) = 480.00192551
Then multiply the amount of Section you want to convert to Cawney, use the chart below to guide you.
Symbol: sec
No description
Symbol: cawney
No description