Finding the Fourth Proportional to 131,700.96, 181,747.33 and 71,271.61

Step by Step Solution

1. Step 1: Write the proportion equation
   131,700.96 : 181,747.33 = 71,271.61 : x
2. Step 2: Convert to fraction form
   131,700.96/181,747.33 = 71,271.61/x
3. Step 3: Cross multiply
   131,700.96x = 181,747.33 × 71,271.61
4. Step 4: Simplify right side
   131,700.96x = 12,953,424,189.75
5. Step 5: Solve for x
   x = 12,953,424,189.75/131,700.96
6. Step 6: Final answer
   x = 98,354.82