Finding the Third Proportional to 2,057,806 and 4,431,671

Step by Step Solution

1. Step 1: Write the proportion equation
   2,057,806 : 4,431,671 = 4,431,671 : x
2. Step 2: Convert to fraction form
   2,057,806/4,431,671 = 4,431,671/x
3. Step 3: Cross multiply
   2,057,806x = 4,431,671 × 4,431,671
4. Step 4: Simplify right side
   2,057,806x = 19,639,707,852,241
5. Step 5: Solve for x
   x = 19,639,707,852,241/2,057,806
6. Step 6: Final answer
   x = 9,544,003.59