Finding the Fourth Proportional to 131,541.57, 181,527.15 and 71,112.27

Step by Step Solution

1. Step 1: Write the proportion equation
   131,541.57 : 181,527.15 = 71,112.27 : x
2. Step 2: Convert to fraction form
   131,541.57/181,527.15 = 71,112.27/x
3. Step 3: Cross multiply
   131,541.57x = 181,527.15 × 71,112.27
4. Step 4: Simplify right side
   131,541.57x = 12,908,807,703.13
5. Step 5: Solve for x
   x = 12,908,807,703.13/131,541.57
6. Step 6: Final answer
   x = 98,134.82