Finding the Fourth Proportional to 16,371.83, 22,569.25 and 13,016

Step by Step Solution

1. Step 1: Write the proportion equation
   16,371.83 : 22,569.25 = 13,016 : x
2. Step 2: Convert to fraction form
   16,371.83/22,569.25 = 13,016/x
3. Step 3: Cross multiply
   16,371.83x = 22,569.25 × 13,016
4. Step 4: Simplify right side
   16,371.83x = 293,761,358
5. Step 5: Solve for x
   x = 293,761,358/16,371.83
6. Step 6: Final answer
   x = 17,943.10