Finding the Third Proportional to 4.82 and 10.29

Step by Step Solution

1. Step 1: Write the proportion equation
   4.82 : 10.29 = 10.29 : x
2. Step 2: Convert to fraction form
   4.82/10.29 = 10.29/x
3. Step 3: Cross multiply
   4.82x = 10.29 × 10.29
4. Step 4: Simplify right side
   4.82x = 105.84
5. Step 5: Solve for x
   x = 105.84/4.82
6. Step 6: Final answer
   x = 21.96