Finding the Fourth Proportional to 3,871.41, 5,337.50 and 3,162.56

Step by Step Solution

1. Step 1: Write the proportion equation
   3,871.41 : 5,337.50 = 3,162.56 : x
2. Step 2: Convert to fraction form
   3,871.41/5,337.50 = 3,162.56/x
3. Step 3: Cross multiply
   3,871.41x = 5,337.50 × 3,162.56
4. Step 4: Simplify right side
   3,871.41x = 16,880,121.50
5. Step 5: Solve for x
   x = 16,880,121.50/3,871.41
6. Step 6: Final answer
   x = 4,360.20