Finding the Fourth Proportional to 105.89, 158.84 and 37.42

Step by Step Solution

1. Step 1: Write the proportion equation
   105.89 : 158.84 = 37.42 : x
2. Step 2: Convert to fraction form
   105.89/158.84 = 37.42/x
3. Step 3: Cross multiply
   105.89x = 158.84 × 37.42
4. Step 4: Simplify right side
   105.89x = 5,943.59
5. Step 5: Solve for x
   x = 5,943.59/105.89
6. Step 6: Final answer
   x = 56.13