Finding the Third Proportional to 627,820 and 1,362,666

Step by Step Solution

1. Step 1: Write the proportion equation
   627,820 : 1,362,666 = 1,362,666 : x
2. Step 2: Convert to fraction form
   627,820/1,362,666 = 1,362,666/x
3. Step 3: Cross multiply
   627,820x = 1,362,666 × 1,362,666
4. Step 4: Simplify right side
   627,820x = 1,856,858,627,556
5. Step 5: Solve for x
   x = 1,856,858,627,556/627,820
6. Step 6: Final answer
   x = 2,957,628.98