Finding the Fourth Proportional to 17,488.49, 24,143.25 and 13,599.27

Step by Step Solution

1. Step 1: Write the proportion equation
   17,488.49 : 24,143.25 = 13,599.27 : x
2. Step 2: Convert to fraction form
   17,488.49/24,143.25 = 13,599.27/x
3. Step 3: Cross multiply
   17,488.49x = 24,143.25 × 13,599.27
4. Step 4: Simplify right side
   17,488.49x = 328,330,575.43
5. Step 5: Solve for x
   x = 328,330,575.43/17,488.49
6. Step 6: Final answer
   x = 18,774.10