Finding the Fourth Proportional to 16,090.18, 22,204.38 and 9,016.63

Step by Step Solution

1. Step 1: Write the proportion equation
   16,090.18 : 22,204.38 = 9,016.63 : x
2. Step 2: Convert to fraction form
   16,090.18/22,204.38 = 9,016.63/x
3. Step 3: Cross multiply
   16,090.18x = 22,204.38 × 9,016.63
4. Step 4: Simplify right side
   16,090.18x = 200,208,678.84
5. Step 5: Solve for x
   x = 200,208,678.84/16,090.18
6. Step 6: Final answer
   x = 12,442.91