Finding the Fourth Proportional to 16,895.52, 25,310.47 and 8,136.59

Step by Step Solution

1. Step 1: Write the proportion equation
   16,895.52 : 25,310.47 = 8,136.59 : x
2. Step 2: Convert to fraction form
   16,895.52/25,310.47 = 8,136.59/x
3. Step 3: Cross multiply
   16,895.52x = 25,310.47 × 8,136.59
4. Step 4: Simplify right side
   16,895.52x = 205,940,770.20
5. Step 5: Solve for x
   x = 205,940,770.20/16,895.52
6. Step 6: Final answer
   x = 12,189.08