Finding the Fourth Proportional to 16,187.98, 22,339.16 and 9,114.42

Step by Step Solution

1. Step 1: Write the proportion equation
   16,187.98 : 22,339.16 = 9,114.42 : x
2. Step 2: Convert to fraction form
   16,187.98/22,339.16 = 9,114.42/x
3. Step 3: Cross multiply
   16,187.98x = 22,339.16 × 9,114.42
4. Step 4: Simplify right side
   16,187.98x = 203,608,486.69
5. Step 5: Solve for x
   x = 203,608,486.69/16,187.98
6. Step 6: Final answer
   x = 12,577.76