Finding the Fourth Proportional to 131,706.96, 181,755.61 and 71,277.61

Step by Step Solution

1. Step 1: Write the proportion equation
   131,706.96 : 181,755.61 = 71,277.61 : x
2. Step 2: Convert to fraction form
   131,706.96/181,755.61 = 71,277.61/x
3. Step 3: Cross multiply
   131,706.96x = 181,755.61 × 71,277.61
4. Step 4: Simplify right side
   131,706.96x = 12,955,105,484.89
5. Step 5: Solve for x
   x = 12,955,105,484.89/131,706.96
6. Step 6: Final answer
   x = 98,363.10