Finding the Fourth Proportional to 22,257.41, 30,715.59 and 12,185.68

Step by Step Solution

1. Step 1: Write the proportion equation
   22,257.41 : 30,715.59 = 12,185.68 : x
2. Step 2: Convert to fraction form
   22,257.41/30,715.59 = 12,185.68/x
3. Step 3: Cross multiply
   22,257.41x = 30,715.59 × 12,185.68
4. Step 4: Simplify right side
   22,257.41x = 374,290,289.82
5. Step 5: Solve for x
   x = 374,290,289.82/22,257.41
6. Step 6: Final answer
   x = 16,816.44