Finding the Fourth Proportional to 131,662.32, 181,693.52 and 71,233.12

Step by Step Solution

1. Step 1: Write the proportion equation
   131,662.32 : 181,693.52 = 71,233.12 : x
2. Step 2: Convert to fraction form
   131,662.32/181,693.52 = 71,233.12/x
3. Step 3: Cross multiply
   131,662.32x = 181,693.52 × 71,233.12
4. Step 4: Simplify right side
   131,662.32x = 12,942,596,313.38
5. Step 5: Solve for x
   x = 12,942,596,313.38/131,662.32
6. Step 6: Final answer
   x = 98,301.45