Finding the Fourth Proportional to 16,619.72, 22,933.62 and 9,167.24

Step by Step Solution

1. Step 1: Write the proportion equation
   16,619.72 : 22,933.62 = 9,167.24 : x
2. Step 2: Convert to fraction form
   16,619.72/22,933.62 = 9,167.24/x
3. Step 3: Cross multiply
   16,619.72x = 22,933.62 × 9,167.24
4. Step 4: Simplify right side
   16,619.72x = 210,237,998.61
5. Step 5: Solve for x
   x = 210,237,998.61/16,619.72
6. Step 6: Final answer
   x = 12,649.91