Finding the Fourth Proportional to 17,821.82, 24,593.74 and 9,863.57

Step by Step Solution

1. Step 1: Write the proportion equation
   17,821.82 : 24,593.74 = 9,863.57 : x
2. Step 2: Convert to fraction form
   17,821.82/24,593.74 = 9,863.57/x
3. Step 3: Cross multiply
   17,821.82x = 24,593.74 × 9,863.57
4. Step 4: Simplify right side
   17,821.82x = 242,581,928.42
5. Step 5: Solve for x
   x = 242,581,928.42/17,821.82
6. Step 6: Final answer
   x = 13,611.52