Finding the Fourth Proportional to 16,672.37, 23,008.46 and 9,119.39

Step by Step Solution

1. Step 1: Write the proportion equation
   16,672.37 : 23,008.46 = 9,119.39 : x
2. Step 2: Convert to fraction form
   16,672.37/23,008.46 = 9,119.39/x
3. Step 3: Cross multiply
   16,672.37x = 23,008.46 × 9,119.39
4. Step 4: Simplify right side
   16,672.37x = 209,822,959.40
5. Step 5: Solve for x
   x = 209,822,959.40/16,672.37
6. Step 6: Final answer
   x = 12,585.07