Finding the Fourth Proportional to 1,005,989.83, 1,509,134.42 and 332,142.32

Step by Step Solution

1. Step 1: Write the proportion equation
   1,005,989.83 : 1,509,134.42 = 332,142.32 : x
2. Step 2: Convert to fraction form
   1,005,989.83/1,509,134.42 = 332,142.32/x
3. Step 3: Cross multiply
   1,005,989.83x = 1,509,134.42 × 332,142.32
4. Step 4: Simplify right side
   1,005,989.83x = 501,247,412,053.85
5. Step 5: Solve for x
   x = 501,247,412,053.85/1,005,989.83
6. Step 6: Final answer
   x = 498,262.90