Finding the Fourth Proportional to 16,090.89, 22,205.39 and 9,017.25

Step by Step Solution

1. Step 1: Write the proportion equation
   16,090.89 : 22,205.39 = 9,017.25 : x
2. Step 2: Convert to fraction form
   16,090.89/22,205.39 = 9,017.25/x
3. Step 3: Cross multiply
   16,090.89x = 22,205.39 × 9,017.25
4. Step 4: Simplify right side
   16,090.89x = 200,231,507.89
5. Step 5: Solve for x
   x = 200,231,507.89/16,090.89
6. Step 6: Final answer
   x = 12,443.78