Finding the Fourth Proportional to 1,065,499.29, 1,598,879.50 and 392,053.52

Step by Step Solution

1. Step 1: Write the proportion equation
   1,065,499.29 : 1,598,879.50 = 392,053.52 : x
2. Step 2: Convert to fraction form
   1,065,499.29/1,598,879.50 = 392,053.52/x
3. Step 3: Cross multiply
   1,065,499.29x = 1,598,879.50 × 392,053.52
4. Step 4: Simplify right side
   1,065,499.29x = 626,846,329,444.15
5. Step 5: Solve for x
   x = 626,846,329,444.15/1,065,499.29
6. Step 6: Final answer
   x = 588,312.29