Finding the Third Proportional to 96.69 and 109.38

Step by Step Solution

1. Step 1: Write the proportion equation
   96.69 : 109.38 = 109.38 : x
2. Step 2: Convert to fraction form
   96.69/109.38 = 109.38/x
3. Step 3: Cross multiply
   96.69x = 109.38 × 109.38
4. Step 4: Simplify right side
   96.69x = 11,962.89
5. Step 5: Solve for x
   x = 11,962.89/96.69
6. Step 6: Final answer
   x = 123.73