Finding the Third Proportional to 625,758 and 1,280,676

Step by Step Solution

1. Step 1: Write the proportion equation
   625,758 : 1,280,676 = 1,280,676 : x
2. Step 2: Convert to fraction form
   625,758/1,280,676 = 1,280,676/x
3. Step 3: Cross multiply
   625,758x = 1,280,676 × 1,280,676
4. Step 4: Simplify right side
   625,758x = 1,640,131,016,976
5. Step 5: Solve for x
   x = 1,640,131,016,976/625,758
6. Step 6: Final answer
   x = 2,621,030.84