Finding the Third Proportional to 5,423,760 and 8,205,624

Step by Step Solution

1. Step 1: Write the proportion equation
   5,423,760 : 8,205,624 = 8,205,624 : x
2. Step 2: Convert to fraction form
   5,423,760/8,205,624 = 8,205,624/x
3. Step 3: Cross multiply
   5,423,760x = 8,205,624 × 8,205,624
4. Step 4: Simplify right side
   5,423,760x = 67,332,265,229,376
5. Step 5: Solve for x
   x = 67,332,265,229,376/5,423,760
6. Step 6: Final answer
   x = 12,414,315.02