Finding the Fourth Proportional to 196.03, 293.71 and 154.72

Step by Step Solution

1. Step 1: Write the proportion equation
   196.03 : 293.71 = 154.72 : x
2. Step 2: Convert to fraction form
   196.03/293.71 = 154.72/x
3. Step 3: Cross multiply
   196.03x = 293.71 × 154.72
4. Step 4: Simplify right side
   196.03x = 45,442.81
5. Step 5: Solve for x
   x = 45,442.81/196.03
6. Step 6: Final answer
   x = 231.82