Finding the Third Proportional to 3,947,799 and 8,483,025

Step by Step Solution

1. Step 1: Write the proportion equation
   3,947,799 : 8,483,025 = 8,483,025 : x
2. Step 2: Convert to fraction form
   3,947,799/8,483,025 = 8,483,025/x
3. Step 3: Cross multiply
   3,947,799x = 8,483,025 × 8,483,025
4. Step 4: Simplify right side
   3,947,799x = 71,961,713,150,625
5. Step 5: Solve for x
   x = 71,961,713,150,625/3,947,799
6. Step 6: Final answer
   x = 18,228,312.32