Finding the Third Proportional to 110.72 and 188.02

Step by Step Solution

1. Step 1: Write the proportion equation
   110.72 : 188.02 = 188.02 : x
2. Step 2: Convert to fraction form
   110.72/188.02 = 188.02/x
3. Step 3: Cross multiply
   110.72x = 188.02 × 188.02
4. Step 4: Simplify right side
   110.72x = 35,349.88
5. Step 5: Solve for x
   x = 35,349.88/110.72
6. Step 6: Final answer
   x = 319.28