Finding the Fourth Proportional to 5,772.54, 7,960.79 and 3,644.37

Step by Step Solution

1. Step 1: Write the proportion equation
   5,772.54 : 7,960.79 = 3,644.37 : x
2. Step 2: Convert to fraction form
   5,772.54/7,960.79 = 3,644.37/x
3. Step 3: Cross multiply
   5,772.54x = 7,960.79 × 3,644.37
4. Step 4: Simplify right side
   5,772.54x = 29,012,099.80
5. Step 5: Solve for x
   x = 29,012,099.80/5,772.54
6. Step 6: Final answer
   x = 5,025.88