Finding the Fourth Proportional to 16,576.39, 22,882.06 and 9,860.72

Step by Step Solution

1. Step 1: Write the proportion equation
   16,576.39 : 22,882.06 = 9,860.72 : x
2. Step 2: Convert to fraction form
   16,576.39/22,882.06 = 9,860.72/x
3. Step 3: Cross multiply
   16,576.39x = 22,882.06 × 9,860.72
4. Step 4: Simplify right side
   16,576.39x = 225,633,666.04
5. Step 5: Solve for x
   x = 225,633,666.04/16,576.39
6. Step 6: Final answer
   x = 13,611.75