Finding the Fourth Proportional to 17,960.68, 24,776.22 and 10,885.72

Step by Step Solution

1. Step 1: Write the proportion equation
   17,960.68 : 24,776.22 = 10,885.72 : x
2. Step 2: Convert to fraction form
   17,960.68/24,776.22 = 10,885.72/x
3. Step 3: Cross multiply
   17,960.68x = 24,776.22 × 10,885.72
4. Step 4: Simplify right side
   17,960.68x = 269,706,993.58
5. Step 5: Solve for x
   x = 269,706,993.58/17,960.68
6. Step 6: Final answer
   x = 15,016.52