Finding the Third Proportional to 28.69 and 60.94

Step by Step Solution

1. Step 1: Write the proportion equation
   28.69 : 60.94 = 60.94 : x
2. Step 2: Convert to fraction form
   28.69/60.94 = 60.94/x
3. Step 3: Cross multiply
   28.69x = 60.94 × 60.94
4. Step 4: Simplify right side
   28.69x = 3,713.38
5. Step 5: Solve for x
   x = 3,713.38/28.69
6. Step 6: Final answer
   x = 129.44