Finding the Fourth Proportional to 5,771.47, 7,964.79 and 3,533.31

Step by Step Solution

1. Step 1: Write the proportion equation
   5,771.47 : 7,964.79 = 3,533.31 : x
2. Step 2: Convert to fraction form
   5,771.47/7,964.79 = 3,533.31/x
3. Step 3: Cross multiply
   5,771.47x = 7,964.79 × 3,533.31
4. Step 4: Simplify right side
   5,771.47x = 28,142,072.15
5. Step 5: Solve for x
   x = 28,142,072.15/5,771.47
6. Step 6: Final answer
   x = 4,876.07