Finding the Fourth Proportional to 16,059.94, 22,164.69 and 8,986.66

Step by Step Solution

1. Step 1: Write the proportion equation
   16,059.94 : 22,164.69 = 8,986.66 : x
2. Step 2: Convert to fraction form
   16,059.94/22,164.69 = 8,986.66/x
3. Step 3: Cross multiply
   16,059.94x = 22,164.69 × 8,986.66
4. Step 4: Simplify right side
   16,059.94x = 199,186,533.04
5. Step 5: Solve for x
   x = 199,186,533.04/16,059.94
6. Step 6: Final answer
   x = 12,402.69