Finding the Fourth Proportional to 196.31, 270.59 and 185.37

Step by Step Solution

1. Step 1: Write the proportion equation
   196.31 : 270.59 = 185.37 : x
2. Step 2: Convert to fraction form
   196.31/270.59 = 185.37/x
3. Step 3: Cross multiply
   196.31x = 270.59 × 185.37
4. Step 4: Simplify right side
   196.31x = 50,158.34
5. Step 5: Solve for x
   x = 50,158.34/196.31
6. Step 6: Final answer
   x = 255.51