Finding the Third Proportional to 5,647,401 and 8,483,976

Step by Step Solution

1. Step 1: Write the proportion equation
   5,647,401 : 8,483,976 = 8,483,976 : x
2. Step 2: Convert to fraction form
   5,647,401/8,483,976 = 8,483,976/x
3. Step 3: Cross multiply
   5,647,401x = 8,483,976 × 8,483,976
4. Step 4: Simplify right side
   5,647,401x = 71,977,848,768,576
5. Step 5: Solve for x
   x = 71,977,848,768,576/5,647,401
6. Step 6: Final answer
   x = 12,745,305.10