Finding the Fourth Proportional to 16,111.90, 22,233.90 and 9,038.44

Step by Step Solution

1. Step 1: Write the proportion equation
   16,111.90 : 22,233.90 = 9,038.44 : x
2. Step 2: Convert to fraction form
   16,111.90/22,233.90 = 9,038.44/x
3. Step 3: Cross multiply
   16,111.90x = 22,233.90 × 9,038.44
4. Step 4: Simplify right side
   16,111.90x = 200,959,771.12
5. Step 5: Solve for x
   x = 200,959,771.12/16,111.90
6. Step 6: Final answer
   x = 12,472.75