Finding the Fourth Proportional to 113,762.96, 157,002.81 and 62,780.48

Step by Step Solution

1. Step 1: Write the proportion equation
   113,762.96 : 157,002.81 = 62,780.48 : x
2. Step 2: Convert to fraction form
   113,762.96/157,002.81 = 62,780.48/x
3. Step 3: Cross multiply
   113,762.96x = 157,002.81 × 62,780.48
4. Step 4: Simplify right side
   113,762.96x = 9,856,711,773.15
5. Step 5: Solve for x
   x = 9,856,711,773.15/113,762.96
6. Step 6: Final answer
   x = 86,642.54