Finding the Fourth Proportional to 16,996.77, 23,456.25 and 9,443.07

Step by Step Solution

1. Step 1: Write the proportion equation
   16,996.77 : 23,456.25 = 9,443.07 : x
2. Step 2: Convert to fraction form
   16,996.77/23,456.25 = 9,443.07/x
3. Step 3: Cross multiply
   16,996.77x = 23,456.25 × 9,443.07
4. Step 4: Simplify right side
   16,996.77x = 221,499,010.69
5. Step 5: Solve for x
   x = 221,499,010.69/16,996.77
6. Step 6: Final answer
   x = 13,031.83