Finding the Third Proportional to 5,241,728 and 7,899,568

Step by Step Solution

1. Step 1: Write the proportion equation
   5,241,728 : 7,899,568 = 7,899,568 : x
2. Step 2: Convert to fraction form
   5,241,728/7,899,568 = 7,899,568/x
3. Step 3: Cross multiply
   5,241,728x = 7,899,568 × 7,899,568
4. Step 4: Simplify right side
   5,241,728x = 62,403,174,586,624
5. Step 5: Solve for x
   x = 62,403,174,586,624/5,241,728
6. Step 6: Final answer
   x = 11,905,076.83