Finding the Third Proportional to 517,518 and 1,131,588

Step by Step Solution

1. Step 1: Write the proportion equation
   517,518 : 1,131,588 = 1,131,588 : x
2. Step 2: Convert to fraction form
   517,518/1,131,588 = 1,131,588/x
3. Step 3: Cross multiply
   517,518x = 1,131,588 × 1,131,588
4. Step 4: Simplify right side
   517,518x = 1,280,491,401,744
5. Step 5: Solve for x
   x = 1,280,491,401,744/517,518
6. Step 6: Final answer
   x = 2,474,293.46