Finding the Fourth Proportional to 16,787.85, 23,168.73 and 9,235.68

Step by Step Solution

1. Step 1: Write the proportion equation
   16,787.85 : 23,168.73 = 9,235.68 : x
2. Step 2: Convert to fraction form
   16,787.85/23,168.73 = 9,235.68/x
3. Step 3: Cross multiply
   16,787.85x = 23,168.73 × 9,235.68
4. Step 4: Simplify right side
   16,787.85x = 213,978,976.29
5. Step 5: Solve for x
   x = 213,978,976.29/16,787.85
6. Step 6: Final answer
   x = 12,746.06