Finding the Fourth Proportional to 105.74, 158.62 and 37.27

Step by Step Solution

1. Step 1: Write the proportion equation
   105.74 : 158.62 = 37.27 : x
2. Step 2: Convert to fraction form
   105.74/158.62 = 37.27/x
3. Step 3: Cross multiply
   105.74x = 158.62 × 37.27
4. Step 4: Simplify right side
   105.74x = 5,911.77
5. Step 5: Solve for x
   x = 5,911.77/105.74
6. Step 6: Final answer
   x = 55.91