Finding the Third Proportional to 2,207,676 and 3,238,809

Step by Step Solution

1. Step 1: Write the proportion equation
   2,207,676 : 3,238,809 = 3,238,809 : x
2. Step 2: Convert to fraction form
   2,207,676/3,238,809 = 3,238,809/x
3. Step 3: Cross multiply
   2,207,676x = 3,238,809 × 3,238,809
4. Step 4: Simplify right side
   2,207,676x = 10,489,883,738,481
5. Step 5: Solve for x
   x = 10,489,883,738,481/2,207,676
6. Step 6: Final answer
   x = 4,751,550.38