Finding the Third Proportional to 89.88 and 118.75

Step by Step Solution

1. Step 1: Write the proportion equation
   89.88 : 118.75 = 118.75 : x
2. Step 2: Convert to fraction form
   89.88/118.75 = 118.75/x
3. Step 3: Cross multiply
   89.88x = 118.75 × 118.75
4. Step 4: Simplify right side
   89.88x = 14,101.56
5. Step 5: Solve for x
   x = 14,101.56/89.88
6. Step 6: Final answer
   x = 156.90