Finding the Third Proportional to 2,086,716 and 4,397,583

Step by Step Solution

1. Step 1: Write the proportion equation
   2,086,716 : 4,397,583 = 4,397,583 : x
2. Step 2: Convert to fraction form
   2,086,716/4,397,583 = 4,397,583/x
3. Step 3: Cross multiply
   2,086,716x = 4,397,583 × 4,397,583
4. Step 4: Simplify right side
   2,086,716x = 19,338,736,241,889
5. Step 5: Solve for x
   x = 19,338,736,241,889/2,086,716
6. Step 6: Final answer
   x = 9,267,545.87