Finding the Fourth Proportional to 115,156.92, 158,983.98 and 75,482.04

Step by Step Solution

1. Step 1: Write the proportion equation
   115,156.92 : 158,983.98 = 75,482.04 : x
2. Step 2: Convert to fraction form
   115,156.92/158,983.98 = 75,482.04/x
3. Step 3: Cross multiply
   115,156.92x = 158,983.98 × 75,482.04
4. Step 4: Simplify right side
   115,156.92x = 12,000,435,137.72
5. Step 5: Solve for x
   x = 12,000,435,137.72/115,156.92
6. Step 6: Final answer
   x = 104,209.41