Finding the Fourth Proportional to 16,896.72, 23,317.62 and 9,444.72

Step by Step Solution

1. Step 1: Write the proportion equation
   16,896.72 : 23,317.62 = 9,444.72 : x
2. Step 2: Convert to fraction form
   16,896.72/23,317.62 = 9,444.72/x
3. Step 3: Cross multiply
   16,896.72x = 23,317.62 × 9,444.72
4. Step 4: Simplify right side
   16,896.72x = 220,228,391.97
5. Step 5: Solve for x
   x = 220,228,391.97/16,896.72
6. Step 6: Final answer
   x = 13,033.80