Finding the Third Proportional to 2,069,664 and 4,441,728

Step by Step Solution

1. Step 1: Write the proportion equation
   2,069,664 : 4,441,728 = 4,441,728 : x
2. Step 2: Convert to fraction form
   2,069,664/4,441,728 = 4,441,728/x
3. Step 3: Cross multiply
   2,069,664x = 4,441,728 × 4,441,728
4. Step 4: Simplify right side
   2,069,664x = 19,728,947,625,984
5. Step 5: Solve for x
   x = 19,728,947,625,984/2,069,664
6. Step 6: Final answer
   x = 9,532,439.87