Finding the Fourth Proportional to 90,359.49, 124,696.82 and 50,073.92

Step by Step Solution

1. Step 1: Write the proportion equation
   90,359.49 : 124,696.82 = 50,073.92 : x
2. Step 2: Convert to fraction form
   90,359.49/124,696.82 = 50,073.92/x
3. Step 3: Cross multiply
   90,359.49x = 124,696.82 × 50,073.92
4. Step 4: Simplify right side
   90,359.49x = 6,244,059,025.86
5. Step 5: Solve for x
   x = 6,244,059,025.86/90,359.49
6. Step 6: Final answer
   x = 69,102.42