Finding the Fourth Proportional to 23,513.38, 32,441.82 and 13,438.18

Step by Step Solution

1. Step 1: Write the proportion equation
   23,513.38 : 32,441.82 = 13,438.18 : x
2. Step 2: Convert to fraction form
   23,513.38/32,441.82 = 13,438.18/x
3. Step 3: Cross multiply
   23,513.38x = 32,441.82 × 13,438.18
4. Step 4: Simplify right side
   23,513.38x = 435,959,016.69
5. Step 5: Solve for x
   x = 435,959,016.69/23,513.38
6. Step 6: Final answer
   x = 18,540.89