Finding the Fourth Proportional to 16,038, 22,143.38 and 9,761.31

Step by Step Solution

1. Step 1: Write the proportion equation
   16,038 : 22,143.38 = 9,761.31 : x
2. Step 2: Convert to fraction form
   16,038/22,143.38 = 9,761.31/x
3. Step 3: Cross multiply
   16,038x = 22,143.38 × 9,761.31
4. Step 4: Simplify right side
   16,038x = 216,148,347.82
5. Step 5: Solve for x
   x = 216,148,347.82/16,038
6. Step 6: Final answer
   x = 13,477.26