Finding the Third Proportional to 158.94 and 181.72

Step by Step Solution

1. Step 1: Write the proportion equation
   158.94 : 181.72 = 181.72 : x
2. Step 2: Convert to fraction form
   158.94/181.72 = 181.72/x
3. Step 3: Cross multiply
   158.94x = 181.72 × 181.72
4. Step 4: Simplify right side
   158.94x = 33,021.70
5. Step 5: Solve for x
   x = 33,021.70/158.94
6. Step 6: Final answer
   x = 207.77