Finding the Fourth Proportional to 90,426.24, 124,773.02 and 60,256.62

Step by Step Solution

1. Step 1: Write the proportion equation
   90,426.24 : 124,773.02 = 60,256.62 : x
2. Step 2: Convert to fraction form
   90,426.24/124,773.02 = 60,256.62/x
3. Step 3: Cross multiply
   90,426.24x = 124,773.02 × 60,256.62
4. Step 4: Simplify right side
   90,426.24x = 7,518,400,452.39
5. Step 5: Solve for x
   x = 7,518,400,452.39/90,426.24
6. Step 6: Final answer
   x = 83,144.01