Finding the Fourth Proportional to 16,161.99, 22,303.82 and 8,992.47

Step by Step Solution

1. Step 1: Write the proportion equation
   16,161.99 : 22,303.82 = 8,992.47 : x
2. Step 2: Convert to fraction form
   16,161.99/22,303.82 = 8,992.47/x
3. Step 3: Cross multiply
   16,161.99x = 22,303.82 × 8,992.47
4. Step 4: Simplify right side
   16,161.99x = 200,566,387.27
5. Step 5: Solve for x
   x = 200,566,387.27/16,161.99
6. Step 6: Final answer
   x = 12,409.76