Finding the Fourth Proportional to 3,335.55, 5,004.18 and 1,144.31

Step by Step Solution

1. Step 1: Write the proportion equation
   3,335.55 : 5,004.18 = 1,144.31 : x
2. Step 2: Convert to fraction form
   3,335.55/5,004.18 = 1,144.31/x
3. Step 3: Cross multiply
   3,335.55x = 5,004.18 × 1,144.31
4. Step 4: Simplify right side
   3,335.55x = 5,726,308.19
5. Step 5: Solve for x
   x = 5,726,308.19/3,335.55
6. Step 6: Final answer
   x = 1,716.75