Finding the Fourth Proportional to 12,271.28, 18,409.86 and 3,952.07

Step by Step Solution

1. Step 1: Write the proportion equation
   12,271.28 : 18,409.86 = 3,952.07 : x
2. Step 2: Convert to fraction form
   12,271.28/18,409.86 = 3,952.07/x
3. Step 3: Cross multiply
   12,271.28x = 18,409.86 × 3,952.07
4. Step 4: Simplify right side
   12,271.28x = 72,757,055.41
5. Step 5: Solve for x
   x = 72,757,055.41/12,271.28
6. Step 6: Final answer
   x = 5,929.05