Finding the Fourth Proportional to 16,268.28, 22,443.56 and 10,964.80

Step by Step Solution

1. Step 1: Write the proportion equation
   16,268.28 : 22,443.56 = 10,964.80 : x
2. Step 2: Convert to fraction form
   16,268.28/22,443.56 = 10,964.80/x
3. Step 3: Cross multiply
   16,268.28x = 22,443.56 × 10,964.80
4. Step 4: Simplify right side
   16,268.28x = 246,089,146.69
5. Step 5: Solve for x
   x = 246,089,146.69/16,268.28
6. Step 6: Final answer
   x = 15,126.93