Finding the Fourth Proportional to 196.91, 271.72 and 114.04

Step by Step Solution

1. Step 1: Write the proportion equation
   196.91 : 271.72 = 114.04 : x
2. Step 2: Convert to fraction form
   196.91/271.72 = 114.04/x
3. Step 3: Cross multiply
   196.91x = 271.72 × 114.04
4. Step 4: Simplify right side
   196.91x = 30,986.95
5. Step 5: Solve for x
   x = 30,986.95/196.91
6. Step 6: Final answer
   x = 157.37