Finding the Third Proportional to 2,131,252 and 4,565,744

Step by Step Solution

1. Step 1: Write the proportion equation
   2,131,252 : 4,565,744 = 4,565,744 : x
2. Step 2: Convert to fraction form
   2,131,252/4,565,744 = 4,565,744/x
3. Step 3: Cross multiply
   2,131,252x = 4,565,744 × 4,565,744
4. Step 4: Simplify right side
   2,131,252x = 20,846,018,273,536
5. Step 5: Solve for x
   x = 20,846,018,273,536/2,131,252
6. Step 6: Final answer
   x = 9,781,113.76