Finding the Fourth Proportional to 632,978.32, 873,488.18 and 361,134.22

Step by Step Solution

1. Step 1: Write the proportion equation
   632,978.32 : 873,488.18 = 361,134.22 : x
2. Step 2: Convert to fraction form
   632,978.32/873,488.18 = 361,134.22/x
3. Step 3: Cross multiply
   632,978.32x = 873,488.18 × 361,134.22
4. Step 4: Simplify right side
   632,978.32x = 315,446,472,563.52
5. Step 5: Solve for x
   x = 315,446,472,563.52/632,978.32
6. Step 6: Final answer
   x = 498,352.73