Finding the Third Proportional to 628,491 and 1,356,582

Step by Step Solution

1. Step 1: Write the proportion equation
   628,491 : 1,356,582 = 1,356,582 : x
2. Step 2: Convert to fraction form
   628,491/1,356,582 = 1,356,582/x
3. Step 3: Cross multiply
   628,491x = 1,356,582 × 1,356,582
4. Step 4: Simplify right side
   628,491x = 1,840,314,722,724
5. Step 5: Solve for x
   x = 1,840,314,722,724/628,491
6. Step 6: Final answer
   x = 2,928,148.09