Finding the Fourth Proportional to 3,449.04, 5,174.52 and 1,142.16

Step by Step Solution

1. Step 1: Write the proportion equation
   3,449.04 : 5,174.52 = 1,142.16 : x
2. Step 2: Convert to fraction form
   3,449.04/5,174.52 = 1,142.16/x
3. Step 3: Cross multiply
   3,449.04x = 5,174.52 × 1,142.16
4. Step 4: Simplify right side
   3,449.04x = 5,910,129.76
5. Step 5: Solve for x
   x = 5,910,129.76/3,449.04
6. Step 6: Final answer
   x = 1,713.56