Finding the Fourth Proportional to 17,568.78, 24,245.21 and 9,611.06

Step by Step Solution

1. Step 1: Write the proportion equation
   17,568.78 : 24,245.21 = 9,611.06 : x
2. Step 2: Convert to fraction form
   17,568.78/24,245.21 = 9,611.06/x
3. Step 3: Cross multiply
   17,568.78x = 24,245.21 × 9,611.06
4. Step 4: Simplify right side
   17,568.78x = 233,022,168.02
5. Step 5: Solve for x
   x = 233,022,168.02/17,568.78
6. Step 6: Final answer
   x = 13,263.42