Finding the Fourth Proportional to 404,565.49, 603,771.99 and 359,726.32

Step by Step Solution

1. Step 1: Write the proportion equation
   404,565.49 : 603,771.99 = 359,726.32 : x
2. Step 2: Convert to fraction form
   404,565.49/603,771.99 = 359,726.32/x
3. Step 3: Cross multiply
   404,565.49x = 603,771.99 × 359,726.32
4. Step 4: Simplify right side
   404,565.49x = 217,192,676,081.78
5. Step 5: Solve for x
   x = 217,192,676,081.78/404,565.49
6. Step 6: Final answer
   x = 536,854.18