The result of your conversion between bunder and cawney appears here
To convert between Bunder and Cawney you have to do the following:
First divide 10000 / (4/3) * (0.09290304*43560) = 1.85329036
Then multiply the amount of Bunder you want to convert to Cawney, use the chart below to guide you.
Symbol: bunder
No description
Symbol: cawney
No description