Finding the Fourth Proportional to 16,143.10, 22,274.67 and 9,069.82

Step by Step Solution

1. Step 1: Write the proportion equation
   16,143.10 : 22,274.67 = 9,069.82 : x
2. Step 2: Convert to fraction form
   16,143.10/22,274.67 = 9,069.82/x
3. Step 3: Cross multiply
   16,143.10x = 22,274.67 × 9,069.82
4. Step 4: Simplify right side
   16,143.10x = 202,027,247.46
5. Step 5: Solve for x
   x = 202,027,247.46/16,143.10
6. Step 6: Final answer
   x = 12,514.77