Finding the Fourth Proportional to 782,100.52, 1,079,298.70 and 424,404.52

Step by Step Solution

1. Step 1: Write the proportion equation
   782,100.52 : 1,079,298.70 = 424,404.52 : x
2. Step 2: Convert to fraction form
   782,100.52/1,079,298.70 = 424,404.52/x
3. Step 3: Cross multiply
   782,100.52x = 1,079,298.70 × 424,404.52
4. Step 4: Simplify right side
   782,100.52x = 458,059,246,710.12
5. Step 5: Solve for x
   x = 458,059,246,710.12/782,100.52
6. Step 6: Final answer
   x = 585,678.23