Finding the Fourth Proportional to 83,585,350.86, 125,320,788.45 and 42,565,387.02

Step by Step Solution

1. Step 1: Write the proportion equation
   83,585,350.86 : 125,320,788.45 = 42,565,387.02 : x
2. Step 2: Convert to fraction form
   83,585,350.86/125,320,788.45 = 42,565,387.02/x
3. Step 3: Cross multiply
   83,585,350.86x = 125,320,788.45 × 42,565,387.02
4. Step 4: Simplify right side
   83,585,350.86x = 5,334,327,862,025,796
5. Step 5: Solve for x
   x = 5,334,327,862,025,796/83,585,350.86
6. Step 6: Final answer
   x = 63,818,932.47