Finding the Third Proportional to 627,138 and 1,354,896

Step by Step Solution

1. Step 1: Write the proportion equation
   627,138 : 1,354,896 = 1,354,896 : x
2. Step 2: Convert to fraction form
   627,138/1,354,896 = 1,354,896/x
3. Step 3: Cross multiply
   627,138x = 1,354,896 × 1,354,896
4. Step 4: Simplify right side
   627,138x = 1,835,743,170,816
5. Step 5: Solve for x
   x = 1,835,743,170,816/627,138
6. Step 6: Final answer
   x = 2,927,175.79