Finding the Fourth Proportional to 16,635.72, 22,960.44 and 10,667.22

Step by Step Solution

1. Step 1: Write the proportion equation
   16,635.72 : 22,960.44 = 10,667.22 : x
2. Step 2: Convert to fraction form
   16,635.72/22,960.44 = 10,667.22/x
3. Step 3: Cross multiply
   16,635.72x = 22,960.44 × 10,667.22
4. Step 4: Simplify right side
   16,635.72x = 244,924,064.78
5. Step 5: Solve for x
   x = 244,924,064.78/16,635.72
6. Step 6: Final answer
   x = 14,722.78