Finding the Fourth Proportional to 14,003.55, 19,318.10 and 8,963.73

Step by Step Solution

1. Step 1: Write the proportion equation
   14,003.55 : 19,318.10 = 8,963.73 : x
2. Step 2: Convert to fraction form
   14,003.55/19,318.10 = 8,963.73/x
3. Step 3: Cross multiply
   14,003.55x = 19,318.10 × 8,963.73
4. Step 4: Simplify right side
   14,003.55x = 173,162,187.69
5. Step 5: Solve for x
   x = 173,162,187.69/14,003.55
6. Step 6: Final answer
   x = 12,365.59