Finding the Fourth Proportional to 3,449.50, 5,174.79 and 1,141.54

Step by Step Solution

1. Step 1: Write the proportion equation
   3,449.50 : 5,174.79 = 1,141.54 : x
2. Step 2: Convert to fraction form
   3,449.50/5,174.79 = 1,141.54/x
3. Step 3: Cross multiply
   3,449.50x = 5,174.79 × 1,141.54
4. Step 4: Simplify right side
   3,449.50x = 5,907,229.78
5. Step 5: Solve for x
   x = 5,907,229.78/3,449.50
6. Step 6: Final answer
   x = 1,712.49