Finding the Third Proportional to 743,256 and 1,605,744

Step by Step Solution

1. Step 1: Write the proportion equation
   743,256 : 1,605,744 = 1,605,744 : x
2. Step 2: Convert to fraction form
   743,256/1,605,744 = 1,605,744/x
3. Step 3: Cross multiply
   743,256x = 1,605,744 × 1,605,744
4. Step 4: Simplify right side
   743,256x = 2,578,413,793,536
5. Step 5: Solve for x
   x = 2,578,413,793,536/743,256
6. Step 6: Final answer
   x = 3,469,079.02