Finding the Third Proportional to 627,728 and 1,372,016

Step by Step Solution

1. Step 1: Write the proportion equation
   627,728 : 1,372,016 = 1,372,016 : x
2. Step 2: Convert to fraction form
   627,728/1,372,016 = 1,372,016/x
3. Step 3: Cross multiply
   627,728x = 1,372,016 × 1,372,016
4. Step 4: Simplify right side
   627,728x = 1,882,427,904,256
5. Step 5: Solve for x
   x = 1,882,427,904,256/627,728
6. Step 6: Final answer
   x = 2,998,795.50