Finding the Fourth Proportional to 16,090.44, 22,205.91 and 9,017.31

Step by Step Solution

1. Step 1: Write the proportion equation
   16,090.44 : 22,205.91 = 9,017.31 : x
2. Step 2: Convert to fraction form
   16,090.44/22,205.91 = 9,017.31/x
3. Step 3: Cross multiply
   16,090.44x = 22,205.91 × 9,017.31
4. Step 4: Simplify right side
   16,090.44x = 200,237,574.30
5. Step 5: Solve for x
   x = 200,237,574.30/16,090.44
6. Step 6: Final answer
   x = 12,444.51