Finding the Fourth Proportional to 16,031.73, 22,123.15 and 9,317.04

Step by Step Solution

1. Step 1: Write the proportion equation
   16,031.73 : 22,123.15 = 9,317.04 : x
2. Step 2: Convert to fraction form
   16,031.73/22,123.15 = 9,317.04/x
3. Step 3: Cross multiply
   16,031.73x = 22,123.15 × 9,317.04
4. Step 4: Simplify right side
   16,031.73x = 206,122,273.48
5. Step 5: Solve for x
   x = 206,122,273.48/16,031.73
6. Step 6: Final answer
   x = 12,857.14