Finding the Fourth Proportional to 16,268.28, 22,443.57 and 10,964.79

Step by Step Solution

1. Step 1: Write the proportion equation
   16,268.28 : 22,443.57 = 10,964.79 : x
2. Step 2: Convert to fraction form
   16,268.28/22,443.57 = 10,964.79/x
3. Step 3: Cross multiply
   16,268.28x = 22,443.57 × 10,964.79
4. Step 4: Simplify right side
   16,268.28x = 246,089,031.90
5. Step 5: Solve for x
   x = 246,089,031.90/16,268.28
6. Step 6: Final answer
   x = 15,126.92