Finding the Fourth Proportional to 33.82, 50.69 and 18.60

Step by Step Solution

1. Step 1: Write the proportion equation
   33.82 : 50.69 = 18.60 : x
2. Step 2: Convert to fraction form
   33.82/50.69 = 18.60/x
3. Step 3: Cross multiply
   33.82x = 50.69 × 18.60
4. Step 4: Simplify right side
   33.82x = 942.69
5. Step 5: Solve for x
   x = 942.69/33.82
6. Step 6: Final answer
   x = 27.88