Finding the Third Proportional to 2,118,804 and 4,633,728

Step by Step Solution

1. Step 1: Write the proportion equation
   2,118,804 : 4,633,728 = 4,633,728 : x
2. Step 2: Convert to fraction form
   2,118,804/4,633,728 = 4,633,728/x
3. Step 3: Cross multiply
   2,118,804x = 4,633,728 × 4,633,728
4. Step 4: Simplify right side
   2,118,804x = 21,471,435,177,984
5. Step 5: Solve for x
   x = 21,471,435,177,984/2,118,804
6. Step 6: Final answer
   x = 10,133,752.43