Finding the Fourth Proportional to 16,090.88, 22,205.20 and 9,017.44

Step by Step Solution

1. Step 1: Write the proportion equation
   16,090.88 : 22,205.20 = 9,017.44 : x
2. Step 2: Convert to fraction form
   16,090.88/22,205.20 = 9,017.44/x
3. Step 3: Cross multiply
   16,090.88x = 22,205.20 × 9,017.44
4. Step 4: Simplify right side
   16,090.88x = 200,234,058.69
5. Step 5: Solve for x
   x = 200,234,058.69/16,090.88
6. Step 6: Final answer
   x = 12,443.95