Finding the Third Proportional to 80.34 and 173.34

Step by Step Solution

1. Step 1: Write the proportion equation
   80.34 : 173.34 = 173.34 : x
2. Step 2: Convert to fraction form
   80.34/173.34 = 173.34/x
3. Step 3: Cross multiply
   80.34x = 173.34 × 173.34
4. Step 4: Simplify right side
   80.34x = 30,048.06
5. Step 5: Solve for x
   x = 30,048.06/80.34
6. Step 6: Final answer
   x = 373.99