Finding the Fourth Proportional to 131,654.88, 181,682.96 and 71,225.32

Step by Step Solution

1. Step 1: Write the proportion equation
   131,654.88 : 181,682.96 = 71,225.32 : x
2. Step 2: Convert to fraction form
   131,654.88/181,682.96 = 71,225.32/x
3. Step 3: Cross multiply
   131,654.88x = 181,682.96 × 71,225.32
4. Step 4: Simplify right side
   131,654.88x = 12,940,426,964.55
5. Step 5: Solve for x
   x = 12,940,426,964.55/131,654.88
6. Step 6: Final answer
   x = 98,290.52