Finding the Third Proportional to 708,812 and 1,542,040

Step by Step Solution

1. Step 1: Write the proportion equation
   708,812 : 1,542,040 = 1,542,040 : x
2. Step 2: Convert to fraction form
   708,812/1,542,040 = 1,542,040/x
3. Step 3: Cross multiply
   708,812x = 1,542,040 × 1,542,040
4. Step 4: Simplify right side
   708,812x = 2,377,887,361,600
5. Step 5: Solve for x
   x = 2,377,887,361,600/708,812
6. Step 6: Final answer
   x = 3,354,750.43