Finding the Third Proportional to 605,874 and 1,274,422

Step by Step Solution

1. Step 1: Write the proportion equation
   605,874 : 1,274,422 = 1,274,422 : x
2. Step 2: Convert to fraction form
   605,874/1,274,422 = 1,274,422/x
3. Step 3: Cross multiply
   605,874x = 1,274,422 × 1,274,422
4. Step 4: Simplify right side
   605,874x = 1,624,151,434,084
5. Step 5: Solve for x
   x = 1,624,151,434,084/605,874
6. Step 6: Final answer
   x = 2,680,675.25