Finding the Third Proportional to 669,304 and 1,019,636

Step by Step Solution

1. Step 1: Write the proportion equation
   669,304 : 1,019,636 = 1,019,636 : x
2. Step 2: Convert to fraction form
   669,304/1,019,636 = 1,019,636/x
3. Step 3: Cross multiply
   669,304x = 1,019,636 × 1,019,636
4. Step 4: Simplify right side
   669,304x = 1,039,657,572,496
5. Step 5: Solve for x
   x = 1,039,657,572,496/669,304
6. Step 6: Final answer
   x = 1,553,341.34