Finding the Fourth Proportional to 22,286.37, 30,754.22 and 13,328.58

Step by Step Solution

1. Step 1: Write the proportion equation
   22,286.37 : 30,754.22 = 13,328.58 : x
2. Step 2: Convert to fraction form
   22,286.37/30,754.22 = 13,328.58/x
3. Step 3: Cross multiply
   22,286.37x = 30,754.22 × 13,328.58
4. Step 4: Simplify right side
   22,286.37x = 409,910,081.61
5. Step 5: Solve for x
   x = 409,910,081.61/22,286.37
6. Step 6: Final answer
   x = 18,392.86