Finding the Third Proportional to 677,977 and 1,025,713

Step by Step Solution

1. Step 1: Write the proportion equation
   677,977 : 1,025,713 = 1,025,713 : x
2. Step 2: Convert to fraction form
   677,977/1,025,713 = 1,025,713/x
3. Step 3: Cross multiply
   677,977x = 1,025,713 × 1,025,713
4. Step 4: Simplify right side
   677,977x = 1,052,087,158,369
5. Step 5: Solve for x
   x = 1,052,087,158,369/677,977
6. Step 6: Final answer
   x = 1,551,803.61