Finding the Third Proportional to 3,591,451 and 7,752,638

Step by Step Solution

1. Step 1: Write the proportion equation
   3,591,451 : 7,752,638 = 7,752,638 : x
2. Step 2: Convert to fraction form
   3,591,451/7,752,638 = 7,752,638/x
3. Step 3: Cross multiply
   3,591,451x = 7,752,638 × 7,752,638
4. Step 4: Simplify right side
   3,591,451x = 60,103,395,959,044
5. Step 5: Solve for x
   x = 60,103,395,959,044/3,591,451
6. Step 6: Final answer
   x = 16,735,129.05