Finding the Third Proportional to 2,998,707 and 4,385,589

Step by Step Solution

1. Step 1: Write the proportion equation
   2,998,707 : 4,385,589 = 4,385,589 : x
2. Step 2: Convert to fraction form
   2,998,707/4,385,589 = 4,385,589/x
3. Step 3: Cross multiply
   2,998,707x = 4,385,589 × 4,385,589
4. Step 4: Simplify right side
   2,998,707x = 19,233,390,876,921
5. Step 5: Solve for x
   x = 19,233,390,876,921/2,998,707
6. Step 6: Final answer
   x = 6,413,894.68