Finding the Third Proportional to 34.17 and 73.15

Step by Step Solution

1. Step 1: Write the proportion equation
   34.17 : 73.15 = 73.15 : x
2. Step 2: Convert to fraction form
   34.17/73.15 = 73.15/x
3. Step 3: Cross multiply
   34.17x = 73.15 × 73.15
4. Step 4: Simplify right side
   34.17x = 5,350.80
5. Step 5: Solve for x
   x = 5,350.80/34.17
6. Step 6: Final answer
   x = 156.58