Finding the Third Proportional to 5,516,612 and 8,563,605

Step by Step Solution

1. Step 1: Write the proportion equation
   5,516,612 : 8,563,605 = 8,563,605 : x
2. Step 2: Convert to fraction form
   5,516,612/8,563,605 = 8,563,605/x
3. Step 3: Cross multiply
   5,516,612x = 8,563,605 × 8,563,605
4. Step 4: Simplify right side
   5,516,612x = 73,335,330,596,025
5. Step 5: Solve for x
   x = 73,335,330,596,025/5,516,612
6. Step 6: Final answer
   x = 13,293,545.13