Finding the Third Proportional to 3.56 and 3.56

Step by Step Solution

1. Step 1: Write the proportion equation
   3.56 : 3.56 = 3.56 : x
2. Step 2: Convert to fraction form
   3.56/3.56 = 3.56/x
3. Step 3: Cross multiply
   3.56x = 3.56 × 3.56
4. Step 4: Simplify right side
   3.56x = 12.67
5. Step 5: Solve for x
   x = 12.67/3.56
6. Step 6: Final answer
   x = 3.56