Finding the Fourth Proportional to 3,782.88, 5,639.52 and 3,695.52

Step by Step Solution

1. Step 1: Write the proportion equation
   3,782.88 : 5,639.52 = 3,695.52 : x
2. Step 2: Convert to fraction form
   3,782.88/5,639.52 = 3,695.52/x
3. Step 3: Cross multiply
   3,782.88x = 5,639.52 × 3,695.52
4. Step 4: Simplify right side
   3,782.88x = 20,840,958.95
5. Step 5: Solve for x
   x = 20,840,958.95/3,782.88
6. Step 6: Final answer
   x = 5,509.28