Finding the Fourth Proportional to 16,636.30, 22,958.12 and 10,667.97

Step by Step Solution

1. Step 1: Write the proportion equation
   16,636.30 : 22,958.12 = 10,667.97 : x
2. Step 2: Convert to fraction form
   16,636.30/22,958.12 = 10,667.97/x
3. Step 3: Cross multiply
   16,636.30x = 22,958.12 × 10,667.97
4. Step 4: Simplify right side
   16,636.30x = 244,916,562.09
5. Step 5: Solve for x
   x = 244,916,562.09/16,636.30
6. Step 6: Final answer
   x = 14,721.82