Finding the Fourth Proportional to 131,874.70, 181,986.83 and 71,446.86

Step by Step Solution

1. Step 1: Write the proportion equation
   131,874.70 : 181,986.83 = 71,446.86 : x
2. Step 2: Convert to fraction form
   131,874.70/181,986.83 = 71,446.86/x
3. Step 3: Cross multiply
   131,874.70x = 181,986.83 × 71,446.86
4. Step 4: Simplify right side
   131,874.70x = 13,002,386,654.92
5. Step 5: Solve for x
   x = 13,002,386,654.92/131,874.70
6. Step 6: Final answer
   x = 98,596.52