Finding the Fourth Proportional to 17,579.24, 24,259.42 and 9,622.21

Step by Step Solution

1. Step 1: Write the proportion equation
   17,579.24 : 24,259.42 = 9,622.21 : x
2. Step 2: Convert to fraction form
   17,579.24/24,259.42 = 9,622.21/x
3. Step 3: Cross multiply
   17,579.24x = 24,259.42 × 9,622.21
4. Step 4: Simplify right side
   17,579.24x = 233,429,233.72
5. Step 5: Solve for x
   x = 233,429,233.72/17,579.24
6. Step 6: Final answer
   x = 13,278.69