Finding the Fourth Proportional to 300.06, 414.27 and 196.62

Step by Step Solution

1. Step 1: Write the proportion equation
   300.06 : 414.27 = 196.62 : x
2. Step 2: Convert to fraction form
   300.06/414.27 = 196.62/x
3. Step 3: Cross multiply
   300.06x = 414.27 × 196.62
4. Step 4: Simplify right side
   300.06x = 81,453.77
5. Step 5: Solve for x
   x = 81,453.77/300.06
6. Step 6: Final answer
   x = 271.46