Finding the Fourth Proportional to 17,826.82, 24,599.95 and 9,868.57

Step by Step Solution

1. Step 1: Write the proportion equation
   17,826.82 : 24,599.95 = 9,868.57 : x
2. Step 2: Convert to fraction form
   17,826.82/24,599.95 = 9,868.57/x
3. Step 3: Cross multiply
   17,826.82x = 24,599.95 × 9,868.57
4. Step 4: Simplify right side
   17,826.82x = 242,766,328.57
5. Step 5: Solve for x
   x = 242,766,328.57/17,826.82
6. Step 6: Final answer
   x = 13,618.04