Finding the Third Proportional to 56.88 and 119.88

Step by Step Solution

1. Step 1: Write the proportion equation
   56.88 : 119.88 = 119.88 : x
2. Step 2: Convert to fraction form
   56.88/119.88 = 119.88/x
3. Step 3: Cross multiply
   56.88x = 119.88 × 119.88
4. Step 4: Simplify right side
   56.88x = 14,371.89
5. Step 5: Solve for x
   x = 14,371.89/56.88
6. Step 6: Final answer
   x = 252.66