Finding the Fourth Proportional to 83,640.86, 125,461.46 and 58,792.10

Step by Step Solution

1. Step 1: Write the proportion equation
   83,640.86 : 125,461.46 = 58,792.10 : x
2. Step 2: Convert to fraction form
   83,640.86/125,461.46 = 58,792.10/x
3. Step 3: Cross multiply
   83,640.86x = 125,461.46 × 58,792.10
4. Step 4: Simplify right side
   83,640.86x = 7,376,142,222.14
5. Step 5: Solve for x
   x = 7,376,142,222.14/83,640.86
6. Step 6: Final answer
   x = 88,188.27