Finding the Third Proportional to 2,043,832 and 4,218,864

Step by Step Solution

1. Step 1: Write the proportion equation
   2,043,832 : 4,218,864 = 4,218,864 : x
2. Step 2: Convert to fraction form
   2,043,832/4,218,864 = 4,218,864/x
3. Step 3: Cross multiply
   2,043,832x = 4,218,864 × 4,218,864
4. Step 4: Simplify right side
   2,043,832x = 17,798,813,450,496
5. Step 5: Solve for x
   x = 17,798,813,450,496/2,043,832
6. Step 6: Final answer
   x = 8,708,550.14