Finding the Third Proportional to 644,593 and 1,366,025

Step by Step Solution

1. Step 1: Write the proportion equation
   644,593 : 1,366,025 = 1,366,025 : x
2. Step 2: Convert to fraction form
   644,593/1,366,025 = 1,366,025/x
3. Step 3: Cross multiply
   644,593x = 1,366,025 × 1,366,025
4. Step 4: Simplify right side
   644,593x = 1,866,024,300,625
5. Step 5: Solve for x
   x = 1,866,024,300,625/644,593
6. Step 6: Final answer
   x = 2,894,887.63