Finding the Fourth Proportional to 16,429.16, 22,673.88 and 9,716.96

Step by Step Solution

1. Step 1: Write the proportion equation
   16,429.16 : 22,673.88 = 9,716.96 : x
2. Step 2: Convert to fraction form
   16,429.16/22,673.88 = 9,716.96/x
3. Step 3: Cross multiply
   16,429.16x = 22,673.88 × 9,716.96
4. Step 4: Simplify right side
   16,429.16x = 220,321,185.00
5. Step 5: Solve for x
   x = 220,321,185.00/16,429.16
6. Step 6: Final answer
   x = 13,410.37