Finding the Third Proportional to 1,257,732 and 1,777,977

Step by Step Solution

1. Step 1: Write the proportion equation
   1,257,732 : 1,777,977 = 1,777,977 : x
2. Step 2: Convert to fraction form
   1,257,732/1,777,977 = 1,777,977/x
3. Step 3: Cross multiply
   1,257,732x = 1,777,977 × 1,777,977
4. Step 4: Simplify right side
   1,257,732x = 3,161,202,212,529
5. Step 5: Solve for x
   x = 3,161,202,212,529/1,257,732
6. Step 6: Final answer
   x = 2,513,414.79