Finding the Fourth Proportional to 333,062.52, 499,150.89 and 288,480.52

Step by Step Solution

1. Step 1: Write the proportion equation
   333,062.52 : 499,150.89 = 288,480.52 : x
2. Step 2: Convert to fraction form
   333,062.52/499,150.89 = 288,480.52/x
3. Step 3: Cross multiply
   333,062.52x = 499,150.89 × 288,480.52
4. Step 4: Simplify right side
   333,062.52x = 143,995,308,929.60
5. Step 5: Solve for x
   x = 143,995,308,929.60/333,062.52
6. Step 6: Final answer
   x = 432,337.18