Finding the Fourth Proportional to 435,018.24, 599,978.88 and 359,435.52

Step by Step Solution

1. Step 1: Write the proportion equation
   435,018.24 : 599,978.88 = 359,435.52 : x
2. Step 2: Convert to fraction form
   435,018.24/599,978.88 = 359,435.52/x
3. Step 3: Cross multiply
   435,018.24x = 599,978.88 × 359,435.52
4. Step 4: Simplify right side
   435,018.24x = 215,653,720,721.82
5. Step 5: Solve for x
   x = 215,653,720,721.82/435,018.24
6. Step 6: Final answer
   x = 495,734.89