Finding the Third Proportional to 1,682,400 and 3,648,744

Step by Step Solution

1. Step 1: Write the proportion equation
   1,682,400 : 3,648,744 = 3,648,744 : x
2. Step 2: Convert to fraction form
   1,682,400/3,648,744 = 3,648,744/x
3. Step 3: Cross multiply
   1,682,400x = 3,648,744 × 3,648,744
4. Step 4: Simplify right side
   1,682,400x = 13,313,332,777,536
5. Step 5: Solve for x
   x = 13,313,332,777,536/1,682,400
6. Step 6: Final answer
   x = 7,913,298.13