Finding the Fourth Proportional to 16,258.73, 22,411.08 and 13,269.42

Step by Step Solution

1. Step 1: Write the proportion equation
   16,258.73 : 22,411.08 = 13,269.42 : x
2. Step 2: Convert to fraction form
   16,258.73/22,411.08 = 13,269.42/x
3. Step 3: Cross multiply
   16,258.73x = 22,411.08 × 13,269.42
4. Step 4: Simplify right side
   16,258.73x = 297,382,033.17
5. Step 5: Solve for x
   x = 297,382,033.17/16,258.73
6. Step 6: Final answer
   x = 18,290.61