Finding the Third Proportional to 2,640,024 and 3,965,868

Step by Step Solution

1. Step 1: Write the proportion equation
   2,640,024 : 3,965,868 = 3,965,868 : x
2. Step 2: Convert to fraction form
   2,640,024/3,965,868 = 3,965,868/x
3. Step 3: Cross multiply
   2,640,024x = 3,965,868 × 3,965,868
4. Step 4: Simplify right side
   2,640,024x = 15,728,108,993,424
5. Step 5: Solve for x
   x = 15,728,108,993,424/2,640,024
6. Step 6: Final answer
   x = 5,957,562.88