Finding the Fourth Proportional to 159,755, 220,389.72 and 91,755.08

Step by Step Solution

1. Step 1: Write the proportion equation
   159,755 : 220,389.72 = 91,755.08 : x
2. Step 2: Convert to fraction form
   159,755/220,389.72 = 91,755.08/x
3. Step 3: Cross multiply
   159,755x = 220,389.72 × 91,755.08
4. Step 4: Simplify right side
   159,755x = 20,221,876,389.78
5. Step 5: Solve for x
   x = 20,221,876,389.78/159,755
6. Step 6: Final answer
   x = 126,580.55