Finding the Fourth Proportional to 130,737.83, 196,105.86 and 86,562.27

Step by Step Solution

1. Step 1: Write the proportion equation
   130,737.83 : 196,105.86 = 86,562.27 : x
2. Step 2: Convert to fraction form
   130,737.83/196,105.86 = 86,562.27/x
3. Step 3: Cross multiply
   130,737.83x = 196,105.86 × 86,562.27
4. Step 4: Simplify right side
   130,737.83x = 16,975,368,401.90
5. Step 5: Solve for x
   x = 16,975,368,401.90/130,737.83
6. Step 6: Final answer
   x = 129,842.82