Finding the Fourth Proportional to 16,787.92, 25,185.12 and 5,696.50

Step by Step Solution

1. Step 1: Write the proportion equation
   16,787.92 : 25,185.12 = 5,696.50 : x
2. Step 2: Convert to fraction form
   16,787.92/25,185.12 = 5,696.50/x
3. Step 3: Cross multiply
   16,787.92x = 25,185.12 × 5,696.50
4. Step 4: Simplify right side
   16,787.92x = 143,467,036.08
5. Step 5: Solve for x
   x = 143,467,036.08/16,787.92
6. Step 6: Final answer
   x = 8,545.85