Finding the Fourth Proportional to 103,605,061.72, 155,330,978.32 and 62,655,397.05

Step by Step Solution

1. Step 1: Write the proportion equation
   103,605,061.72 : 155,330,978.32 = 62,655,397.05 : x
2. Step 2: Convert to fraction form
   103,605,061.72/155,330,978.32 = 62,655,397.05/x
3. Step 3: Cross multiply
   103,605,061.72x = 155,330,978.32 × 62,655,397.05
4. Step 4: Simplify right side
   103,605,061.72x = 9,732,324,119,714,610
5. Step 5: Solve for x
   x = 9,732,324,119,714,610/103,605,061.72
6. Step 6: Final answer
   x = 93,936,762.92