Finding the Fourth Proportional to 16,789.98, 25,173.61 and 9,399.54

Step by Step Solution

1. Step 1: Write the proportion equation
   16,789.98 : 25,173.61 = 9,399.54 : x
2. Step 2: Convert to fraction form
   16,789.98/25,173.61 = 9,399.54/x
3. Step 3: Cross multiply
   16,789.98x = 25,173.61 × 9,399.54
4. Step 4: Simplify right side
   16,789.98x = 236,620,354.14
5. Step 5: Solve for x
   x = 236,620,354.14/16,789.98
6. Step 6: Final answer
   x = 14,092.95