Finding the Fourth Proportional to 16,540.67, 24,807.71 and 8,103.56

Step by Step Solution

1. Step 1: Write the proportion equation
   16,540.67 : 24,807.71 = 8,103.56 : x
2. Step 2: Convert to fraction form
   16,540.67/24,807.71 = 8,103.56/x
3. Step 3: Cross multiply
   16,540.67x = 24,807.71 × 8,103.56
4. Step 4: Simplify right side
   16,540.67x = 201,030,601.89
5. Step 5: Solve for x
   x = 201,030,601.89/16,540.67
6. Step 6: Final answer
   x = 12,153.72