Finding the Third Proportional to 2,708,764 and 5,641,728

Step by Step Solution

1. Step 1: Write the proportion equation
   2,708,764 : 5,641,728 = 5,641,728 : x
2. Step 2: Convert to fraction form
   2,708,764/5,641,728 = 5,641,728/x
3. Step 3: Cross multiply
   2,708,764x = 5,641,728 × 5,641,728
4. Step 4: Simplify right side
   2,708,764x = 31,829,094,825,984
5. Step 5: Solve for x
   x = 31,829,094,825,984/2,708,764
6. Step 6: Final answer
   x = 11,750,412.67