Finding the Fourth Proportional to 1,499,425.92, 2,069,259.39 and 820,362.42

Step by Step Solution

1. Step 1: Write the proportion equation
   1,499,425.92 : 2,069,259.39 = 820,362.42 : x
2. Step 2: Convert to fraction form
   1,499,425.92/2,069,259.39 = 820,362.42/x
3. Step 3: Cross multiply
   1,499,425.92x = 2,069,259.39 × 820,362.42
4. Step 4: Simplify right side
   1,499,425.92x = 1,697,542,640,788.12
5. Step 5: Solve for x
   x = 1,697,542,640,788.12/1,499,425.92
6. Step 6: Final answer
   x = 1,132,128.38