Finding the Third Proportional to 2,627,779 and 5,648,366

Step by Step Solution

1. Step 1: Write the proportion equation
   2,627,779 : 5,648,366 = 5,648,366 : x
2. Step 2: Convert to fraction form
   2,627,779/5,648,366 = 5,648,366/x
3. Step 3: Cross multiply
   2,627,779x = 5,648,366 × 5,648,366
4. Step 4: Simplify right side
   2,627,779x = 31,904,038,469,956
5. Step 5: Solve for x
   x = 31,904,038,469,956/2,627,779
6. Step 6: Final answer
   x = 12,141,066.08