Finding the Fourth Proportional to 17,783.96, 24,540.57 and 9,826.31

Step by Step Solution

1. Step 1: Write the proportion equation
   17,783.96 : 24,540.57 = 9,826.31 : x
2. Step 2: Convert to fraction form
   17,783.96/24,540.57 = 9,826.31/x
3. Step 3: Cross multiply
   17,783.96x = 24,540.57 × 9,826.31
4. Step 4: Simplify right side
   17,783.96x = 241,143,309.75
5. Step 5: Solve for x
   x = 241,143,309.75/17,783.96
6. Step 6: Final answer
   x = 13,559.60