Finding the Fourth Proportional to 16,740.71, 23,104.31 and 9,665.76

Step by Step Solution

1. Step 1: Write the proportion equation
   16,740.71 : 23,104.31 = 9,665.76 : x
2. Step 2: Convert to fraction form
   16,740.71/23,104.31 = 9,665.76/x
3. Step 3: Cross multiply
   16,740.71x = 23,104.31 × 9,665.76
4. Step 4: Simplify right side
   16,740.71x = 223,320,667.10
5. Step 5: Solve for x
   x = 223,320,667.10/16,740.71
6. Step 6: Final answer
   x = 13,339.98