Finding the Third Proportional to 33.45 and 71.24

Step by Step Solution

1. Step 1: Write the proportion equation
   33.45 : 71.24 = 71.24 : x
2. Step 2: Convert to fraction form
   33.45/71.24 = 71.24/x
3. Step 3: Cross multiply
   33.45x = 71.24 × 71.24
4. Step 4: Simplify right side
   33.45x = 5,074.69
5. Step 5: Solve for x
   x = 5,074.69/33.45
6. Step 6: Final answer
   x = 151.73