Finding the Third Proportional to 34.52 and 72.42

Step by Step Solution

1. Step 1: Write the proportion equation
   34.52 : 72.42 = 72.42 : x
2. Step 2: Convert to fraction form
   34.52/72.42 = 72.42/x
3. Step 3: Cross multiply
   34.52x = 72.42 × 72.42
4. Step 4: Simplify right side
   34.52x = 5,244.93
5. Step 5: Solve for x
   x = 5,244.93/34.52
6. Step 6: Final answer
   x = 151.92