Finding the Fourth Proportional to 16,196.12, 22,349.20 and 9,025.72

Step by Step Solution

1. Step 1: Write the proportion equation
   16,196.12 : 22,349.20 = 9,025.72 : x
2. Step 2: Convert to fraction form
   16,196.12/22,349.20 = 9,025.72/x
3. Step 3: Cross multiply
   16,196.12x = 22,349.20 × 9,025.72
4. Step 4: Simplify right side
   16,196.12x = 201,717,621.42
5. Step 5: Solve for x
   x = 201,717,621.42/16,196.12
6. Step 6: Final answer
   x = 12,454.69