Finding the Fourth Proportional to 3,716.72, 5,540.88 and 3,541.76

Step by Step Solution

1. Step 1: Write the proportion equation
   3,716.72 : 5,540.88 = 3,541.76 : x
2. Step 2: Convert to fraction form
   3,716.72/5,540.88 = 3,541.76/x
3. Step 3: Cross multiply
   3,716.72x = 5,540.88 × 3,541.76
4. Step 4: Simplify right side
   3,716.72x = 19,624,467.15
5. Step 5: Solve for x
   x = 19,624,467.15/3,716.72
6. Step 6: Final answer
   x = 5,280.05