Finding the Fourth Proportional to 105.57, 158.37 and 33.41

Step by Step Solution

1. Step 1: Write the proportion equation
   105.57 : 158.37 = 33.41 : x
2. Step 2: Convert to fraction form
   105.57/158.37 = 33.41/x
3. Step 3: Cross multiply
   105.57x = 158.37 × 33.41
4. Step 4: Simplify right side
   105.57x = 5,290.18
5. Step 5: Solve for x
   x = 5,290.18/105.57
6. Step 6: Final answer
   x = 50.11