Finding the Fourth Proportional to 22,797.20, 31,456.68 and 13,843.04

Step by Step Solution

1. Step 1: Write the proportion equation
   22,797.20 : 31,456.68 = 13,843.04 : x
2. Step 2: Convert to fraction form
   22,797.20/31,456.68 = 13,843.04/x
3. Step 3: Cross multiply
   22,797.20x = 31,456.68 × 13,843.04
4. Step 4: Simplify right side
   22,797.20x = 435,456,079.51
5. Step 5: Solve for x
   x = 435,456,079.51/22,797.20
6. Step 6: Final answer
   x = 19,101.30