Finding the Third Proportional to 53.79 and 116.12

Step by Step Solution

1. Step 1: Write the proportion equation
   53.79 : 116.12 = 116.12 : x
2. Step 2: Convert to fraction form
   53.79/116.12 = 116.12/x
3. Step 3: Cross multiply
   53.79x = 116.12 × 116.12
4. Step 4: Simplify right side
   53.79x = 13,484.11
5. Step 5: Solve for x
   x = 13,484.11/53.79
6. Step 6: Final answer
   x = 250.68