Finding the Fourth Proportional to 16,282.62, 22,480.10 and 12,498.54

Step by Step Solution

1. Step 1: Write the proportion equation
   16,282.62 : 22,480.10 = 12,498.54 : x
2. Step 2: Convert to fraction form
   16,282.62/22,480.10 = 12,498.54/x
3. Step 3: Cross multiply
   16,282.62x = 22,480.10 × 12,498.54
4. Step 4: Simplify right side
   16,282.62x = 280,968,366.56
5. Step 5: Solve for x
   x = 280,968,366.56/16,282.62
6. Step 6: Final answer
   x = 17,255.72