Finding the Third Proportional to 1,162,444 and 1,777,478

Step by Step Solution

1. Step 1: Write the proportion equation
   1,162,444 : 1,777,478 = 1,777,478 : x
2. Step 2: Convert to fraction form
   1,162,444/1,777,478 = 1,777,478/x
3. Step 3: Cross multiply
   1,162,444x = 1,777,478 × 1,777,478
4. Step 4: Simplify right side
   1,162,444x = 3,159,428,040,484
5. Step 5: Solve for x
   x = 3,159,428,040,484/1,162,444
6. Step 6: Final answer
   x = 2,717,918.49