Finding the Third Proportional to 118.88 and 159.56

Step by Step Solution

1. Step 1: Write the proportion equation
   118.88 : 159.56 = 159.56 : x
2. Step 2: Convert to fraction form
   118.88/159.56 = 159.56/x
3. Step 3: Cross multiply
   118.88x = 159.56 × 159.56
4. Step 4: Simplify right side
   118.88x = 25,460.19
5. Step 5: Solve for x
   x = 25,460.19/118.88
6. Step 6: Final answer
   x = 214.18