Finding the Third Proportional to 65.79 and 104.72

Step by Step Solution

1. Step 1: Write the proportion equation
   65.79 : 104.72 = 104.72 : x
2. Step 2: Convert to fraction form
   65.79/104.72 = 104.72/x
3. Step 3: Cross multiply
   65.79x = 104.72 × 104.72
4. Step 4: Simplify right side
   65.79x = 10,966.02
5. Step 5: Solve for x
   x = 10,966.02/65.79
6. Step 6: Final answer
   x = 166.68