Finding the Fourth Proportional to 105.98, 158.91 and 37.49

Step by Step Solution

1. Step 1: Write the proportion equation
   105.98 : 158.91 = 37.49 : x
2. Step 2: Convert to fraction form
   105.98/158.91 = 37.49/x
3. Step 3: Cross multiply
   105.98x = 158.91 × 37.49
4. Step 4: Simplify right side
   105.98x = 5,956.74
5. Step 5: Solve for x
   x = 5,956.74/105.98
6. Step 6: Final answer
   x = 56.21