Finding the Third Proportional to 171.98 and 187.17

Step by Step Solution

1. Step 1: Write the proportion equation
   171.98 : 187.17 = 187.17 : x
2. Step 2: Convert to fraction form
   171.98/187.17 = 187.17/x
3. Step 3: Cross multiply
   171.98x = 187.17 × 187.17
4. Step 4: Simplify right side
   171.98x = 35,033.31
5. Step 5: Solve for x
   x = 35,033.31/171.98
6. Step 6: Final answer
   x = 203.70