Finding the Fourth Proportional to 113,061.96, 156,017.70 and 62,757

Step by Step Solution

1. Step 1: Write the proportion equation
   113,061.96 : 156,017.70 = 62,757 : x
2. Step 2: Convert to fraction form
   113,061.96/156,017.70 = 62,757/x
3. Step 3: Cross multiply
   113,061.96x = 156,017.70 × 62,757
4. Step 4: Simplify right side
   113,061.96x = 9,791,202,798.90
5. Step 5: Solve for x
   x = 9,791,202,798.90/113,061.96
6. Step 6: Final answer
   x = 86,600.33