Finding the Third Proportional to 2,108,990 and 3,268,353

Step by Step Solution

1. Step 1: Write the proportion equation
   2,108,990 : 3,268,353 = 3,268,353 : x
2. Step 2: Convert to fraction form
   2,108,990/3,268,353 = 3,268,353/x
3. Step 3: Cross multiply
   2,108,990x = 3,268,353 × 3,268,353
4. Step 4: Simplify right side
   2,108,990x = 10,682,131,332,609
5. Step 5: Solve for x
   x = 10,682,131,332,609/2,108,990
6. Step 6: Final answer
   x = 5,065,045.99