Finding the Fourth Proportional to 17,743.46, 24,487.71 and 13,259.43

Step by Step Solution

1. Step 1: Write the proportion equation
   17,743.46 : 24,487.71 = 13,259.43 : x
2. Step 2: Convert to fraction form
   17,743.46/24,487.71 = 13,259.43/x
3. Step 3: Cross multiply
   17,743.46x = 24,487.71 × 13,259.43
4. Step 4: Simplify right side
   17,743.46x = 324,692,887.87
5. Step 5: Solve for x
   x = 324,692,887.87/17,743.46
6. Step 6: Final answer
   x = 18,299.30