Finding the Fourth Proportional to 89,407.97, 123,385.17 and 49,124.34

Step by Step Solution

1. Step 1: Write the proportion equation
   89,407.97 : 123,385.17 = 49,124.34 : x
2. Step 2: Convert to fraction form
   89,407.97/123,385.17 = 49,124.34/x
3. Step 3: Cross multiply
   89,407.97x = 123,385.17 × 49,124.34
4. Step 4: Simplify right side
   89,407.97x = 6,061,215,350.50
5. Step 5: Solve for x
   x = 6,061,215,350.50/89,407.97
6. Step 6: Final answer
   x = 67,792.79