Finding the Third Proportional to 4,008,252 and 8,410,380

Step by Step Solution

1. Step 1: Write the proportion equation
   4,008,252 : 8,410,380 = 8,410,380 : x
2. Step 2: Convert to fraction form
   4,008,252/8,410,380 = 8,410,380/x
3. Step 3: Cross multiply
   4,008,252x = 8,410,380 × 8,410,380
4. Step 4: Simplify right side
   4,008,252x = 70,734,491,744,400
5. Step 5: Solve for x
   x = 70,734,491,744,400/4,008,252
6. Step 6: Final answer
   x = 17,647,216.73