Finding the Third Proportional to 0.82 and 1.71

Step by Step Solution

1. Step 1: Write the proportion equation
   0.82 : 1.71 = 1.71 : x
2. Step 2: Convert to fraction form
   0.82/1.71 = 1.71/x
3. Step 3: Cross multiply
   0.82x = 1.71 × 1.71
4. Step 4: Simplify right side
   0.82x = 2.94
5. Step 5: Solve for x
   x = 2.94/0.82
6. Step 6: Final answer
   x = 3.56