Finding the Third Proportional to 2,555,442 and 5,465,451

Step by Step Solution

1. Step 1: Write the proportion equation
   2,555,442 : 5,465,451 = 5,465,451 : x
2. Step 2: Convert to fraction form
   2,555,442/5,465,451 = 5,465,451/x
3. Step 3: Cross multiply
   2,555,442x = 5,465,451 × 5,465,451
4. Step 4: Simplify right side
   2,555,442x = 29,871,154,633,401
5. Step 5: Solve for x
   x = 29,871,154,633,401/2,555,442
6. Step 6: Final answer
   x = 11,689,232.09