Finding the Fourth Proportional to 17,817.27, 24,567.71 and 13,326.63

Step by Step Solution

1. Step 1: Write the proportion equation
   17,817.27 : 24,567.71 = 13,326.63 : x
2. Step 2: Convert to fraction form
   17,817.27/24,567.71 = 13,326.63/x
3. Step 3: Cross multiply
   17,817.27x = 24,567.71 × 13,326.63
4. Step 4: Simplify right side
   17,817.27x = 327,404,781.12
5. Step 5: Solve for x
   x = 327,404,781.12/17,817.27
6. Step 6: Final answer
   x = 18,375.70