Finding the Fourth Proportional to 16,685.23, 25,016.04 and 8,359.31

Step by Step Solution

1. Step 1: Write the proportion equation
   16,685.23 : 25,016.04 = 8,359.31 : x
2. Step 2: Convert to fraction form
   16,685.23/25,016.04 = 8,359.31/x
3. Step 3: Cross multiply
   16,685.23x = 25,016.04 × 8,359.31
4. Step 4: Simplify right side
   16,685.23x = 209,116,833.33
5. Step 5: Solve for x
   x = 209,116,833.33/16,685.23
6. Step 6: Final answer
   x = 12,533.05