Finding the Third Proportional to 2,605,413 and 5,656,452

Step by Step Solution

1. Step 1: Write the proportion equation
   2,605,413 : 5,656,452 = 5,656,452 : x
2. Step 2: Convert to fraction form
   2,605,413/5,656,452 = 5,656,452/x
3. Step 3: Cross multiply
   2,605,413x = 5,656,452 × 5,656,452
4. Step 4: Simplify right side
   2,605,413x = 31,995,449,228,304
5. Step 5: Solve for x
   x = 31,995,449,228,304/2,605,413
6. Step 6: Final answer
   x = 12,280,375.21