Finding the Third Proportional to 2,010,879 and 4,309,605

Step by Step Solution

1. Step 1: Write the proportion equation
   2,010,879 : 4,309,605 = 4,309,605 : x
2. Step 2: Convert to fraction form
   2,010,879/4,309,605 = 4,309,605/x
3. Step 3: Cross multiply
   2,010,879x = 4,309,605 × 4,309,605
4. Step 4: Simplify right side
   2,010,879x = 18,572,695,256,025
5. Step 5: Solve for x
   x = 18,572,695,256,025/2,010,879
6. Step 6: Final answer
   x = 9,236,107.82