Finding the Fourth Proportional to 11,963.67, 16,513.59 and 8,185.41

Step by Step Solution

1. Step 1: Write the proportion equation
   11,963.67 : 16,513.59 = 8,185.41 : x
2. Step 2: Convert to fraction form
   11,963.67/16,513.59 = 8,185.41/x
3. Step 3: Cross multiply
   11,963.67x = 16,513.59 × 8,185.41
4. Step 4: Simplify right side
   11,963.67x = 135,170,504.72
5. Step 5: Solve for x
   x = 135,170,504.72/11,963.67
6. Step 6: Final answer
   x = 11,298.41