Finding the Third Proportional to 2,243,454 and 4,892,919

Step by Step Solution

1. Step 1: Write the proportion equation
   2,243,454 : 4,892,919 = 4,892,919 : x
2. Step 2: Convert to fraction form
   2,243,454/4,892,919 = 4,892,919/x
3. Step 3: Cross multiply
   2,243,454x = 4,892,919 × 4,892,919
4. Step 4: Simplify right side
   2,243,454x = 23,940,656,340,561
5. Step 5: Solve for x
   x = 23,940,656,340,561/2,243,454
6. Step 6: Final answer
   x = 10,671,338.19