Finding the Fourth Proportional to 541,854.24, 747,766.72 and 312,407.52

Step by Step Solution

1. Step 1: Write the proportion equation
   541,854.24 : 747,766.72 = 312,407.52 : x
2. Step 2: Convert to fraction form
   541,854.24/747,766.72 = 312,407.52/x
3. Step 3: Cross multiply
   541,854.24x = 747,766.72 × 312,407.52
4. Step 4: Simplify right side
   541,854.24x = 233,607,946,533.73
5. Step 5: Solve for x
   x = 233,607,946,533.73/541,854.24
6. Step 6: Final answer
   x = 431,126.91