Finding the Fourth Proportional to 105.67, 158.48 and 37.18

Step by Step Solution

1. Step 1: Write the proportion equation
   105.67 : 158.48 = 37.18 : x
2. Step 2: Convert to fraction form
   105.67/158.48 = 37.18/x
3. Step 3: Cross multiply
   105.67x = 158.48 × 37.18
4. Step 4: Simplify right side
   105.67x = 5,892.29
5. Step 5: Solve for x
   x = 5,892.29/105.67
6. Step 6: Final answer
   x = 55.76