Finding the Fourth Proportional to 16,665.96, 23,016.24 and 14,417.04

Step by Step Solution

1. Step 1: Write the proportion equation
   16,665.96 : 23,016.24 = 14,417.04 : x
2. Step 2: Convert to fraction form
   16,665.96/23,016.24 = 14,417.04/x
3. Step 3: Cross multiply
   16,665.96x = 23,016.24 × 14,417.04
4. Step 4: Simplify right side
   16,665.96x = 331,826,052.73
5. Step 5: Solve for x
   x = 331,826,052.73/16,665.96
6. Step 6: Final answer
   x = 19,910.41