Finding the Fourth Proportional to 16,059.10, 22,162.53 and 8,985.37

Step by Step Solution

1. Step 1: Write the proportion equation
   16,059.10 : 22,162.53 = 8,985.37 : x
2. Step 2: Convert to fraction form
   16,059.10/22,162.53 = 8,985.37/x
3. Step 3: Cross multiply
   16,059.10x = 22,162.53 × 8,985.37
4. Step 4: Simplify right side
   16,059.10x = 199,138,532.19
5. Step 5: Solve for x
   x = 199,138,532.19/16,059.10
6. Step 6: Final answer
   x = 12,400.35