Finding the Fourth Proportional to 18,538.42, 25,584.82 and 10,581.82

Step by Step Solution

1. Step 1: Write the proportion equation
   18,538.42 : 25,584.82 = 10,581.82 : x
2. Step 2: Convert to fraction form
   18,538.42/25,584.82 = 10,581.82/x
3. Step 3: Cross multiply
   18,538.42x = 25,584.82 × 10,581.82
4. Step 4: Simplify right side
   18,538.42x = 270,733,959.97
5. Step 5: Solve for x
   x = 270,733,959.97/18,538.42
6. Step 6: Final answer
   x = 14,603.94