Finding the Fourth Proportional to 16,297.98, 22,456.49 and 10,983.57

Step by Step Solution

1. Step 1: Write the proportion equation
   16,297.98 : 22,456.49 = 10,983.57 : x
2. Step 2: Convert to fraction form
   16,297.98/22,456.49 = 10,983.57/x
3. Step 3: Cross multiply
   16,297.98x = 22,456.49 × 10,983.57
4. Step 4: Simplify right side
   16,297.98x = 246,652,374.95
5. Step 5: Solve for x
   x = 246,652,374.95/16,297.98
6. Step 6: Final answer
   x = 15,133.92