Finding the Fourth Proportional to 185.50, 255.72 and 162.28

Step by Step Solution

1. Step 1: Write the proportion equation
   185.50 : 255.72 = 162.28 : x
2. Step 2: Convert to fraction form
   185.50/255.72 = 162.28/x
3. Step 3: Cross multiply
   185.50x = 255.72 × 162.28
4. Step 4: Simplify right side
   185.50x = 41,498.24
5. Step 5: Solve for x
   x = 41,498.24/185.50
6. Step 6: Final answer
   x = 223.71