Finding the Fourth Proportional to 404,067.96, 557,853 and 359,232.12

Step by Step Solution

1. Step 1: Write the proportion equation
   404,067.96 : 557,853 = 359,232.12 : x
2. Step 2: Convert to fraction form
   404,067.96/557,853 = 359,232.12/x
3. Step 3: Cross multiply
   404,067.96x = 557,853 × 359,232.12
4. Step 4: Simplify right side
   404,067.96x = 200,398,715,838.36
5. Step 5: Solve for x
   x = 200,398,715,838.36/404,067.96
6. Step 6: Final answer
   x = 495,953.00