Finding the Fourth Proportional to 17,478.22, 24,119.82 and 9,520.42

Step by Step Solution

1. Step 1: Write the proportion equation
   17,478.22 : 24,119.82 = 9,520.42 : x
2. Step 2: Convert to fraction form
   17,478.22/24,119.82 = 9,520.42/x
3. Step 3: Cross multiply
   17,478.22x = 24,119.82 × 9,520.42
4. Step 4: Simplify right side
   17,478.22x = 229,630,816.72
5. Step 5: Solve for x
   x = 229,630,816.72/17,478.22
6. Step 6: Final answer
   x = 13,138.11