Finding the Third Proportional to 2,666 and 2,666

Step by Step Solution

1. Step 1: Write the proportion equation
   2,666 : 2,666 = 2,666 : x
2. Step 2: Convert to fraction form
   2,666/2,666 = 2,666/x
3. Step 3: Cross multiply
   2,666x = 2,666 × 2,666
4. Step 4: Simplify right side
   2,666x = 7,107,556
5. Step 5: Solve for x
   x = 7,107,556/2,666
6. Step 6: Final answer
   x = 2,666