Finding the Third Proportional to 3,638,374 and 7,383,660

Step by Step Solution

1. Step 1: Write the proportion equation
   3,638,374 : 7,383,660 = 7,383,660 : x
2. Step 2: Convert to fraction form
   3,638,374/7,383,660 = 7,383,660/x
3. Step 3: Cross multiply
   3,638,374x = 7,383,660 × 7,383,660
4. Step 4: Simplify right side
   3,638,374x = 54,518,434,995,600
5. Step 5: Solve for x
   x = 54,518,434,995,600/3,638,374
6. Step 6: Final answer
   x = 14,984,285.56