The result of your conversion between square league [nautical] and virgate appears here
To convert between Square League [nautical] and Virgate you have to do the following:
First divide 3.0869136E+07 / 120000 = 257.2428
Then multiply the amount of Square League [nautical] you want to convert to Virgate, use the chart below to guide you.
Symbol: nm2
No description
Symbol: virgate
No description