Finding the Fourth Proportional to 16,158.50, 22,299.63 and 9,085.37

Step by Step Solution

1. Step 1: Write the proportion equation
   16,158.50 : 22,299.63 = 9,085.37 : x
2. Step 2: Convert to fraction form
   16,158.50/22,299.63 = 9,085.37/x
3. Step 3: Cross multiply
   16,158.50x = 22,299.63 × 9,085.37
4. Step 4: Simplify right side
   16,158.50x = 202,600,389.41
5. Step 5: Solve for x
   x = 202,600,389.41/16,158.50
6. Step 6: Final answer
   x = 12,538.32