Finding the Fourth Proportional to 93,329.16, 128,753.25 and 63,103.55

Step by Step Solution

1. Step 1: Write the proportion equation
   93,329.16 : 128,753.25 = 63,103.55 : x
2. Step 2: Convert to fraction form
   93,329.16/128,753.25 = 63,103.55/x
3. Step 3: Cross multiply
   93,329.16x = 128,753.25 × 63,103.55
4. Step 4: Simplify right side
   93,329.16x = 8,124,786,505.27
5. Step 5: Solve for x
   x = 8,124,786,505.27/93,329.16
6. Step 6: Final answer
   x = 87,055.18