Finding the Third Proportional to 104.65 and 158.04

Step by Step Solution

1. Step 1: Write the proportion equation
   104.65 : 158.04 = 158.04 : x
2. Step 2: Convert to fraction form
   104.65/158.04 = 158.04/x
3. Step 3: Cross multiply
   104.65x = 158.04 × 158.04
4. Step 4: Simplify right side
   104.65x = 24,978.20
5. Step 5: Solve for x
   x = 24,978.20/104.65
6. Step 6: Final answer
   x = 238.68