Finding the Third Proportional to 680,496 and 1,485,508

Step by Step Solution

1. Step 1: Write the proportion equation
   680,496 : 1,485,508 = 1,485,508 : x
2. Step 2: Convert to fraction form
   680,496/1,485,508 = 1,485,508/x
3. Step 3: Cross multiply
   680,496x = 1,485,508 × 1,485,508
4. Step 4: Simplify right side
   680,496x = 2,206,734,018,064
5. Step 5: Solve for x
   x = 2,206,734,018,064/680,496
6. Step 6: Final answer
   x = 3,242,831.73