Finding the Fourth Proportional to 82,498.38, 113,761.71 and 48,957.90

Step by Step Solution

1. Step 1: Write the proportion equation
   82,498.38 : 113,761.71 = 48,957.90 : x
2. Step 2: Convert to fraction form
   82,498.38/113,761.71 = 48,957.90/x
3. Step 3: Cross multiply
   82,498.38x = 113,761.71 × 48,957.90
4. Step 4: Simplify right side
   82,498.38x = 5,569,534,422.01
5. Step 5: Solve for x
   x = 5,569,534,422.01/82,498.38
6. Step 6: Final answer
   x = 67,510.83