Finding the Fourth Proportional to 12,271.91, 18,410.81 and 3,952.71

Step by Step Solution

1. Step 1: Write the proportion equation
   12,271.91 : 18,410.81 = 3,952.71 : x
2. Step 2: Convert to fraction form
   12,271.91/18,410.81 = 3,952.71/x
3. Step 3: Cross multiply
   12,271.91x = 18,410.81 × 3,952.71
4. Step 4: Simplify right side
   12,271.91x = 72,772,573.03
5. Step 5: Solve for x
   x = 72,772,573.03/12,271.91
6. Step 6: Final answer
   x = 5,930.01