Finding the Fourth Proportional to 16,885.39, 23,301.69 and 9,332.23

Step by Step Solution

1. Step 1: Write the proportion equation
   16,885.39 : 23,301.69 = 9,332.23 : x
2. Step 2: Convert to fraction form
   16,885.39/23,301.69 = 9,332.23/x
3. Step 3: Cross multiply
   16,885.39x = 23,301.69 × 9,332.23
4. Step 4: Simplify right side
   16,885.39x = 217,456,730.47
5. Step 5: Solve for x
   x = 217,456,730.47/16,885.39
6. Step 6: Final answer
   x = 12,878.40