Finding the Third Proportional to 677,972 and 1,025,706

Step by Step Solution

1. Step 1: Write the proportion equation
   677,972 : 1,025,706 = 1,025,706 : x
2. Step 2: Convert to fraction form
   677,972/1,025,706 = 1,025,706/x
3. Step 3: Cross multiply
   677,972x = 1,025,706 × 1,025,706
4. Step 4: Simplify right side
   677,972x = 1,052,072,798,436
5. Step 5: Solve for x
   x = 1,052,072,798,436/677,972
6. Step 6: Final answer
   x = 1,551,793.88