Finding the Third Proportional to 2,063,891 and 4,377,550

Step by Step Solution

1. Step 1: Write the proportion equation
   2,063,891 : 4,377,550 = 4,377,550 : x
2. Step 2: Convert to fraction form
   2,063,891/4,377,550 = 4,377,550/x
3. Step 3: Cross multiply
   2,063,891x = 4,377,550 × 4,377,550
4. Step 4: Simplify right side
   2,063,891x = 19,162,944,002,500
5. Step 5: Solve for x
   x = 19,162,944,002,500/2,063,891
6. Step 6: Final answer
   x = 9,284,862.43