Finding the Fourth Proportional to 12,293.52, 18,440.18 and 5,716.04

Step by Step Solution

1. Step 1: Write the proportion equation
   12,293.52 : 18,440.18 = 5,716.04 : x
2. Step 2: Convert to fraction form
   12,293.52/18,440.18 = 5,716.04/x
3. Step 3: Cross multiply
   12,293.52x = 18,440.18 × 5,716.04
4. Step 4: Simplify right side
   12,293.52x = 105,404,806.49
5. Step 5: Solve for x
   x = 105,404,806.49/12,293.52
6. Step 6: Final answer
   x = 8,574.01