Finding the Fourth Proportional to 16,985.69, 23,441.40 and 9,432.33

Step by Step Solution

1. Step 1: Write the proportion equation
   16,985.69 : 23,441.40 = 9,432.33 : x
2. Step 2: Convert to fraction form
   16,985.69/23,441.40 = 9,432.33/x
3. Step 3: Cross multiply
   16,985.69x = 23,441.40 × 9,432.33
4. Step 4: Simplify right side
   16,985.69x = 221,107,020.46
5. Step 5: Solve for x
   x = 221,107,020.46/16,985.69
6. Step 6: Final answer
   x = 13,017.26