Finding the Fourth Proportional to 3,144.75, 4,719.17 and 1,196.97

Step by Step Solution

1. Step 1: Write the proportion equation
   3,144.75 : 4,719.17 = 1,196.97 : x
2. Step 2: Convert to fraction form
   3,144.75/4,719.17 = 1,196.97/x
3. Step 3: Cross multiply
   3,144.75x = 4,719.17 × 1,196.97
4. Step 4: Simplify right side
   3,144.75x = 5,648,704.91
5. Step 5: Solve for x
   x = 5,648,704.91/3,144.75
6. Step 6: Final answer
   x = 1,796.23