Finding the Fourth Proportional to 472,443.98, 707,877.02 and 331,951.10

Step by Step Solution

1. Step 1: Write the proportion equation
   472,443.98 : 707,877.02 = 331,951.10 : x
2. Step 2: Convert to fraction form
   472,443.98/707,877.02 = 331,951.10/x
3. Step 3: Cross multiply
   472,443.98x = 707,877.02 × 331,951.10
4. Step 4: Simplify right side
   472,443.98x = 234,980,555,453.72
5. Step 5: Solve for x
   x = 234,980,555,453.72/472,443.98
6. Step 6: Final answer
   x = 497,372.31