Finding the Third Proportional to 1,053,891 and 1,675,728

Step by Step Solution

1. Step 1: Write the proportion equation
   1,053,891 : 1,675,728 = 1,675,728 : x
2. Step 2: Convert to fraction form
   1,053,891/1,675,728 = 1,675,728/x
3. Step 3: Cross multiply
   1,053,891x = 1,675,728 × 1,675,728
4. Step 4: Simplify right side
   1,053,891x = 2,808,064,329,984
5. Step 5: Solve for x
   x = 2,808,064,329,984/1,053,891
6. Step 6: Final answer
   x = 2,664,473.20