Finding the Third Proportional to 27.70 and 60.82

Step by Step Solution

1. Step 1: Write the proportion equation
   27.70 : 60.82 = 60.82 : x
2. Step 2: Convert to fraction form
   27.70/60.82 = 60.82/x
3. Step 3: Cross multiply
   27.70x = 60.82 × 60.82
4. Step 4: Simplify right side
   27.70x = 3,699.11
5. Step 5: Solve for x
   x = 3,699.11/27.70
6. Step 6: Final answer
   x = 133.53