Finding the Third Proportional to 34.24 and 71.18

Step by Step Solution

1. Step 1: Write the proportion equation
   34.24 : 71.18 = 71.18 : x
2. Step 2: Convert to fraction form
   34.24/71.18 = 71.18/x
3. Step 3: Cross multiply
   34.24x = 71.18 × 71.18
4. Step 4: Simplify right side
   34.24x = 5,066.63
5. Step 5: Solve for x
   x = 5,066.63/34.24
6. Step 6: Final answer
   x = 147.98