Finding the Fourth Proportional to 3,591.24, 5,350.56 and 3,540.51

Step by Step Solution

1. Step 1: Write the proportion equation
   3,591.24 : 5,350.56 = 3,540.51 : x
2. Step 2: Convert to fraction form
   3,591.24/5,350.56 = 3,540.51/x
3. Step 3: Cross multiply
   3,591.24x = 5,350.56 × 3,540.51
4. Step 4: Simplify right side
   3,591.24x = 18,943,697.91
5. Step 5: Solve for x
   x = 18,943,697.91/3,591.24
6. Step 6: Final answer
   x = 5,274.98