Finding the Fourth Proportional to 744.56, 1,116.71 and 196.71

Step by Step Solution

1. Step 1: Write the proportion equation
   744.56 : 1,116.71 = 196.71 : x
2. Step 2: Convert to fraction form
   744.56/1,116.71 = 196.71/x
3. Step 3: Cross multiply
   744.56x = 1,116.71 × 196.71
4. Step 4: Simplify right side
   744.56x = 219,667.04
5. Step 5: Solve for x
   x = 219,667.04/744.56
6. Step 6: Final answer
   x = 295.03