Finding the Fourth Proportional to 22,007.86, 30,369.27 and 12,576.22

Step by Step Solution

1. Step 1: Write the proportion equation
   22,007.86 : 30,369.27 = 12,576.22 : x
2. Step 2: Convert to fraction form
   22,007.86/30,369.27 = 12,576.22/x
3. Step 3: Cross multiply
   22,007.86x = 30,369.27 × 12,576.22
4. Step 4: Simplify right side
   22,007.86x = 381,930,620.76
5. Step 5: Solve for x
   x = 381,930,620.76/22,007.86
6. Step 6: Final answer
   x = 17,354.28