Finding the Fourth Proportional to 16,996.56, 23,454.49 and 9,443.41

Step by Step Solution

1. Step 1: Write the proportion equation
   16,996.56 : 23,454.49 = 9,443.41 : x
2. Step 2: Convert to fraction form
   16,996.56/23,454.49 = 9,443.41/x
3. Step 3: Cross multiply
   16,996.56x = 23,454.49 × 9,443.41
4. Step 4: Simplify right side
   16,996.56x = 221,490,365.41
5. Step 5: Solve for x
   x = 221,490,365.41/16,996.56
6. Step 6: Final answer
   x = 13,031.48