Finding the Third Proportional to 603,736 and 1,396,549

Step by Step Solution

1. Step 1: Write the proportion equation
   603,736 : 1,396,549 = 1,396,549 : x
2. Step 2: Convert to fraction form
   603,736/1,396,549 = 1,396,549/x
3. Step 3: Cross multiply
   603,736x = 1,396,549 × 1,396,549
4. Step 4: Simplify right side
   603,736x = 1,950,349,109,401
5. Step 5: Solve for x
   x = 1,950,349,109,401/603,736
6. Step 6: Final answer
   x = 3,230,466.81