Finding the Fourth Proportional to 359,488.16, 496,092.24 and 198,353.24

Step by Step Solution

1. Step 1: Write the proportion equation
   359,488.16 : 496,092.24 = 198,353.24 : x
2. Step 2: Convert to fraction form
   359,488.16/496,092.24 = 198,353.24/x
3. Step 3: Cross multiply
   359,488.16x = 496,092.24 × 198,353.24
4. Step 4: Simplify right side
   359,488.16x = 98,401,503,142.86
5. Step 5: Solve for x
   x = 98,401,503,142.86/359,488.16
6. Step 6: Final answer
   x = 273,726.69