Finding the Fourth Proportional to 105.69, 158.56 and 32.56

Step by Step Solution

1. Step 1: Write the proportion equation
   105.69 : 158.56 = 32.56 : x
2. Step 2: Convert to fraction form
   105.69/158.56 = 32.56/x
3. Step 3: Cross multiply
   105.69x = 158.56 × 32.56
4. Step 4: Simplify right side
   105.69x = 5,162.71
5. Step 5: Solve for x
   x = 5,162.71/105.69
6. Step 6: Final answer
   x = 48.85