Finding the Fourth Proportional to 16,189.24, 22,340.82 and 9,019.15

Step by Step Solution

1. Step 1: Write the proportion equation
   16,189.24 : 22,340.82 = 9,019.15 : x
2. Step 2: Convert to fraction form
   16,189.24/22,340.82 = 9,019.15/x
3. Step 3: Cross multiply
   16,189.24x = 22,340.82 × 9,019.15
4. Step 4: Simplify right side
   16,189.24x = 201,495,206.70
5. Step 5: Solve for x
   x = 201,495,206.70/16,189.24
6. Step 6: Final answer
   x = 12,446.24