Finding the Fourth Proportional to 18,667.52, 25,760.64 and 10,169.84

Step by Step Solution

1. Step 1: Write the proportion equation
   18,667.52 : 25,760.64 = 10,169.84 : x
2. Step 2: Convert to fraction form
   18,667.52/25,760.64 = 10,169.84/x
3. Step 3: Cross multiply
   18,667.52x = 25,760.64 × 10,169.84
4. Step 4: Simplify right side
   18,667.52x = 261,981,587.10
5. Step 5: Solve for x
   x = 261,981,587.10/18,667.52
6. Step 6: Final answer
   x = 14,034.09