Finding the Fourth Proportional to 22,286.54, 30,756.27 and 12,727.98

Step by Step Solution

1. Step 1: Write the proportion equation
   22,286.54 : 30,756.27 = 12,727.98 : x
2. Step 2: Convert to fraction form
   22,286.54/30,756.27 = 12,727.98/x
3. Step 3: Cross multiply
   22,286.54x = 30,756.27 × 12,727.98
4. Step 4: Simplify right side
   22,286.54x = 391,465,189.43
5. Step 5: Solve for x
   x = 391,465,189.43/22,286.54
6. Step 6: Final answer
   x = 17,565.09