Finding the Fourth Proportional to 819,939.83, 1,132,043.78 and 514,435.37

Step by Step Solution

1. Step 1: Write the proportion equation
   819,939.83 : 1,132,043.78 = 514,435.37 : x
2. Step 2: Convert to fraction form
   819,939.83/1,132,043.78 = 514,435.37/x
3. Step 3: Cross multiply
   819,939.83x = 1,132,043.78 × 514,435.37
4. Step 4: Simplify right side
   819,939.83x = 582,363,356,446.37
5. Step 5: Solve for x
   x = 582,363,356,446.37/819,939.83
6. Step 6: Final answer
   x = 710,251.34