Finding the Third Proportional to 2,405,728 and 3,384,800

Step by Step Solution

1. Step 1: Write the proportion equation
   2,405,728 : 3,384,800 = 3,384,800 : x
2. Step 2: Convert to fraction form
   2,405,728/3,384,800 = 3,384,800/x
3. Step 3: Cross multiply
   2,405,728x = 3,384,800 × 3,384,800
4. Step 4: Simplify right side
   2,405,728x = 11,456,871,040,000
5. Step 5: Solve for x
   x = 11,456,871,040,000/2,405,728
6. Step 6: Final answer
   x = 4,762,330.17