Finding the Fourth Proportional to 22,017.72, 33,023.47 and 7,224.72

Step by Step Solution

1. Step 1: Write the proportion equation
   22,017.72 : 33,023.47 = 7,224.72 : x
2. Step 2: Convert to fraction form
   22,017.72/33,023.47 = 7,224.72/x
3. Step 3: Cross multiply
   22,017.72x = 33,023.47 × 7,224.72
4. Step 4: Simplify right side
   22,017.72x = 238,585,324.18
5. Step 5: Solve for x
   x = 238,585,324.18/22,017.72
6. Step 6: Final answer
   x = 10,836.06