Finding the Fourth Proportional to 196.02, 270.54 and 111.99

Step by Step Solution

1. Step 1: Write the proportion equation
   196.02 : 270.54 = 111.99 : x
2. Step 2: Convert to fraction form
   196.02/270.54 = 111.99/x
3. Step 3: Cross multiply
   196.02x = 270.54 × 111.99
4. Step 4: Simplify right side
   196.02x = 30,297.77
5. Step 5: Solve for x
   x = 30,297.77/196.02
6. Step 6: Final answer
   x = 154.56