Finding the Third Proportional to 108.21 and 158.52

Step by Step Solution

1. Step 1: Write the proportion equation
   108.21 : 158.52 = 158.52 : x
2. Step 2: Convert to fraction form
   108.21/158.52 = 158.52/x
3. Step 3: Cross multiply
   108.21x = 158.52 × 158.52
4. Step 4: Simplify right side
   108.21x = 25,128.44
5. Step 5: Solve for x
   x = 25,128.44/108.21
6. Step 6: Final answer
   x = 232.22