Finding the Fourth Proportional to 16,141.65, 22,274.46 and 8,971.12

Step by Step Solution

1. Step 1: Write the proportion equation
   16,141.65 : 22,274.46 = 8,971.12 : x
2. Step 2: Convert to fraction form
   16,141.65/22,274.46 = 8,971.12/x
3. Step 3: Cross multiply
   16,141.65x = 22,274.46 × 8,971.12
4. Step 4: Simplify right side
   16,141.65x = 199,826,853.60
5. Step 5: Solve for x
   x = 199,826,853.60/16,141.65
6. Step 6: Final answer
   x = 12,379.58