Finding the Fourth Proportional to 131,414.56, 181,352.16 and 71,798.56

Step by Step Solution

1. Step 1: Write the proportion equation
   131,414.56 : 181,352.16 = 71,798.56 : x
2. Step 2: Convert to fraction form
   131,414.56/181,352.16 = 71,798.56/x
3. Step 3: Cross multiply
   131,414.56x = 181,352.16 × 71,798.56
4. Step 4: Simplify right side
   131,414.56x = 13,020,823,940.89
5. Step 5: Solve for x
   x = 13,020,823,940.89/131,414.56
6. Step 6: Final answer
   x = 99,082.05