Finding the Third Proportional to 2,086,770 and 4,397,694

Step by Step Solution

1. Step 1: Write the proportion equation
   2,086,770 : 4,397,694 = 4,397,694 : x
2. Step 2: Convert to fraction form
   2,086,770/4,397,694 = 4,397,694/x
3. Step 3: Cross multiply
   2,086,770x = 4,397,694 × 4,397,694
4. Step 4: Simplify right side
   2,086,770x = 19,339,712,517,636
5. Step 5: Solve for x
   x = 19,339,712,517,636/2,086,770
6. Step 6: Final answer
   x = 9,267,773.89