Finding the Fourth Proportional to 5,704.03, 7,871.34 and 3,580.71

Step by Step Solution

1. Step 1: Write the proportion equation
   5,704.03 : 7,871.34 = 3,580.71 : x
2. Step 2: Convert to fraction form
   5,704.03/7,871.34 = 3,580.71/x
3. Step 3: Cross multiply
   5,704.03x = 7,871.34 × 3,580.71
4. Step 4: Simplify right side
   5,704.03x = 28,184,985.85
5. Step 5: Solve for x
   x = 28,184,985.85/5,704.03
6. Step 6: Final answer
   x = 4,941.24