Finding the Fourth Proportional to 196.24, 270.82 and 113.34

Step by Step Solution

1. Step 1: Write the proportion equation
   196.24 : 270.82 = 113.34 : x
2. Step 2: Convert to fraction form
   196.24/270.82 = 113.34/x
3. Step 3: Cross multiply
   196.24x = 270.82 × 113.34
4. Step 4: Simplify right side
   196.24x = 30,694.74
5. Step 5: Solve for x
   x = 30,694.74/196.24
6. Step 6: Final answer
   x = 156.41