Finding the Fourth Proportional to 635,076.16, 876,404.68 and 359,429

Step by Step Solution

1. Step 1: Write the proportion equation
   635,076.16 : 876,404.68 = 359,429 : x
2. Step 2: Convert to fraction form
   635,076.16/876,404.68 = 359,429/x
3. Step 3: Cross multiply
   635,076.16x = 876,404.68 × 359,429
4. Step 4: Simplify right side
   635,076.16x = 315,005,257,727.72
5. Step 5: Solve for x
   x = 315,005,257,727.72/635,076.16
6. Step 6: Final answer
   x = 496,011.78