Finding the Third Proportional to 2,018,831 and 3,103,089

Step by Step Solution

1. Step 1: Write the proportion equation
   2,018,831 : 3,103,089 = 3,103,089 : x
2. Step 2: Convert to fraction form
   2,018,831/3,103,089 = 3,103,089/x
3. Step 3: Cross multiply
   2,018,831x = 3,103,089 × 3,103,089
4. Step 4: Simplify right side
   2,018,831x = 9,629,161,341,921
5. Step 5: Solve for x
   x = 9,629,161,341,921/2,018,831
6. Step 6: Final answer
   x = 4,769,671.83