Finding the Fourth Proportional to 3,838.79, 5,760.32 and 3,559.95

Step by Step Solution

1. Step 1: Write the proportion equation
   3,838.79 : 5,760.32 = 3,559.95 : x
2. Step 2: Convert to fraction form
   3,838.79/5,760.32 = 3,559.95/x
3. Step 3: Cross multiply
   3,838.79x = 5,760.32 × 3,559.95
4. Step 4: Simplify right side
   3,838.79x = 20,506,433.38
5. Step 5: Solve for x
   x = 20,506,433.38/3,838.79
6. Step 6: Final answer
   x = 5,341.90