Finding the Third Proportional to 33.59 and 72.87

Step by Step Solution

1. Step 1: Write the proportion equation
   33.59 : 72.87 = 72.87 : x
2. Step 2: Convert to fraction form
   33.59/72.87 = 72.87/x
3. Step 3: Cross multiply
   33.59x = 72.87 × 72.87
4. Step 4: Simplify right side
   33.59x = 5,309.63
5. Step 5: Solve for x
   x = 5,309.63/33.59
6. Step 6: Final answer
   x = 158.09