Finding the Third Proportional to 54.28 and 116.02

Step by Step Solution

1. Step 1: Write the proportion equation
   54.28 : 116.02 = 116.02 : x
2. Step 2: Convert to fraction form
   54.28/116.02 = 116.02/x
3. Step 3: Cross multiply
   54.28x = 116.02 × 116.02
4. Step 4: Simplify right side
   54.28x = 13,459.63
5. Step 5: Solve for x
   x = 13,459.63/54.28
6. Step 6: Final answer
   x = 247.96