Finding the Fourth Proportional to 22,355.24, 30,850.56 and 12,284.72

Step by Step Solution

1. Step 1: Write the proportion equation
   22,355.24 : 30,850.56 = 12,284.72 : x
2. Step 2: Convert to fraction form
   22,355.24/30,850.56 = 12,284.72/x
3. Step 3: Cross multiply
   22,355.24x = 30,850.56 × 12,284.72
4. Step 4: Simplify right side
   22,355.24x = 378,990,491.44
5. Step 5: Solve for x
   x = 378,990,491.44/22,355.24
6. Step 6: Final answer
   x = 16,953.09