Finding the Third Proportional to 2,086,393 and 4,448,360

Step by Step Solution

1. Step 1: Write the proportion equation
   2,086,393 : 4,448,360 = 4,448,360 : x
2. Step 2: Convert to fraction form
   2,086,393/4,448,360 = 4,448,360/x
3. Step 3: Cross multiply
   2,086,393x = 4,448,360 × 4,448,360
4. Step 4: Simplify right side
   2,086,393x = 19,787,906,689,600
5. Step 5: Solve for x
   x = 19,787,906,689,600/2,086,393
6. Step 6: Final answer
   x = 9,484,266.24