Finding the Third Proportional to 3,627,728 and 5,422,638

Step by Step Solution

1. Step 1: Write the proportion equation
   3,627,728 : 5,422,638 = 5,422,638 : x
2. Step 2: Convert to fraction form
   3,627,728/5,422,638 = 5,422,638/x
3. Step 3: Cross multiply
   3,627,728x = 5,422,638 × 5,422,638
4. Step 4: Simplify right side
   3,627,728x = 29,405,002,879,044
5. Step 5: Solve for x
   x = 29,405,002,879,044/3,627,728
6. Step 6: Final answer
   x = 8,105,625.03