Finding the Third Proportional to 2,086,722 and 4,397,571

Step by Step Solution

1. Step 1: Write the proportion equation
   2,086,722 : 4,397,571 = 4,397,571 : x
2. Step 2: Convert to fraction form
   2,086,722/4,397,571 = 4,397,571/x
3. Step 3: Cross multiply
   2,086,722x = 4,397,571 × 4,397,571
4. Step 4: Simplify right side
   2,086,722x = 19,338,630,700,041
5. Step 5: Solve for x
   x = 19,338,630,700,041/2,086,722
6. Step 6: Final answer
   x = 9,267,468.64