Finding the Third Proportional to 67.92 and 158.47

Step by Step Solution

1. Step 1: Write the proportion equation
   67.92 : 158.47 = 158.47 : x
2. Step 2: Convert to fraction form
   67.92/158.47 = 158.47/x
3. Step 3: Cross multiply
   67.92x = 158.47 × 158.47
4. Step 4: Simplify right side
   67.92x = 25,111.73
5. Step 5: Solve for x
   x = 25,111.73/67.92
6. Step 6: Final answer
   x = 369.71