Finding the Fourth Proportional to 16,359.82, 22,576.71 and 9,286.30

Step by Step Solution

1. Step 1: Write the proportion equation
   16,359.82 : 22,576.71 = 9,286.30 : x
2. Step 2: Convert to fraction form
   16,359.82/22,576.71 = 9,286.30/x
3. Step 3: Cross multiply
   16,359.82x = 22,576.71 × 9,286.30
4. Step 4: Simplify right side
   16,359.82x = 209,654,102.07
5. Step 5: Solve for x
   x = 209,654,102.07/16,359.82
6. Step 6: Final answer
   x = 12,815.18