Finding the Third Proportional to 2,557,398 and 3,818,592

Step by Step Solution

1. Step 1: Write the proportion equation
   2,557,398 : 3,818,592 = 3,818,592 : x
2. Step 2: Convert to fraction form
   2,557,398/3,818,592 = 3,818,592/x
3. Step 3: Cross multiply
   2,557,398x = 3,818,592 × 3,818,592
4. Step 4: Simplify right side
   2,557,398x = 14,581,644,862,464
5. Step 5: Solve for x
   x = 14,581,644,862,464/2,557,398
6. Step 6: Final answer
   x = 5,701,750.32