Finding the Fourth Proportional to 196.86, 271.69 and 114.01

Step by Step Solution

1. Step 1: Write the proportion equation
   196.86 : 271.69 = 114.01 : x
2. Step 2: Convert to fraction form
   196.86/271.69 = 114.01/x
3. Step 3: Cross multiply
   196.86x = 271.69 × 114.01
4. Step 4: Simplify right side
   196.86x = 30,976.34
5. Step 5: Solve for x
   x = 30,976.34/196.86
6. Step 6: Final answer
   x = 157.36