Finding the Fourth Proportional to 111,955,132.53, 154,498,849.98 and 62,398,699.05

Step by Step Solution

1. Step 1: Write the proportion equation
   111,955,132.53 : 154,498,849.98 = 62,398,699.05 : x
2. Step 2: Convert to fraction form
   111,955,132.53/154,498,849.98 = 62,398,699.05/x
3. Step 3: Cross multiply
   111,955,132.53x = 154,498,849.98 × 62,398,699.05
4. Step 4: Simplify right side
   111,955,132.53x = 9,640,527,243,473,118
5. Step 5: Solve for x
   x = 9,640,527,243,473,118/111,955,132.53
6. Step 6: Final answer
   x = 86,110,632.23