Finding the Third Proportional to 6.00 and 12.72

Step by Step Solution

1. Step 1: Write the proportion equation
   6.00 : 12.72 = 12.72 : x
2. Step 2: Convert to fraction form
   6.00/12.72 = 12.72/x
3. Step 3: Cross multiply
   6.00x = 12.72 × 12.72
4. Step 4: Simplify right side
   6.00x = 161.67
5. Step 5: Solve for x
   x = 161.67/6.00
6. Step 6: Final answer
   x = 26.96