Finding the Fourth Proportional to 802,900, 1,204,816.56 and 359,668

Step by Step Solution

1. Step 1: Write the proportion equation
   802,900 : 1,204,816.56 = 359,668 : x
2. Step 2: Convert to fraction form
   802,900/1,204,816.56 = 359,668/x
3. Step 3: Cross multiply
   802,900x = 1,204,816.56 × 359,668
4. Step 4: Simplify right side
   802,900x = 433,333,962,502.08
5. Step 5: Solve for x
   x = 433,333,962,502.08/802,900
6. Step 6: Final answer
   x = 539,711.00