Finding the Fourth Proportional to 13,288.24, 19,930.74 and 5,496.04

Step by Step Solution

1. Step 1: Write the proportion equation
   13,288.24 : 19,930.74 = 5,496.04 : x
2. Step 2: Convert to fraction form
   13,288.24/19,930.74 = 5,496.04/x
3. Step 3: Cross multiply
   13,288.24x = 19,930.74 × 5,496.04
4. Step 4: Simplify right side
   13,288.24x = 109,540,144.27
5. Step 5: Solve for x
   x = 109,540,144.27/13,288.24
6. Step 6: Final answer
   x = 8,243.39