Finding the Fourth Proportional to 16,213.50, 22,367.61 and 9,499.41

Step by Step Solution

1. Step 1: Write the proportion equation
   16,213.50 : 22,367.61 = 9,499.41 : x
2. Step 2: Convert to fraction form
   16,213.50/22,367.61 = 9,499.41/x
3. Step 3: Cross multiply
   16,213.50x = 22,367.61 × 9,499.41
4. Step 4: Simplify right side
   16,213.50x = 212,479,098.11
5. Step 5: Solve for x
   x = 212,479,098.11/16,213.50
6. Step 6: Final answer
   x = 13,105.07