Finding the Third Proportional to 2,158,920 and 4,737,744

Step by Step Solution

1. Step 1: Write the proportion equation
   2,158,920 : 4,737,744 = 4,737,744 : x
2. Step 2: Convert to fraction form
   2,158,920/4,737,744 = 4,737,744/x
3. Step 3: Cross multiply
   2,158,920x = 4,737,744 × 4,737,744
4. Step 4: Simplify right side
   2,158,920x = 22,446,218,209,536
5. Step 5: Solve for x
   x = 22,446,218,209,536/2,158,920
6. Step 6: Final answer
   x = 10,396,966.17