Finding the Fourth Proportional to 11,662.28, 16,092.72 and 6,945.72

Step by Step Solution

1. Step 1: Write the proportion equation
   11,662.28 : 16,092.72 = 6,945.72 : x
2. Step 2: Convert to fraction form
   11,662.28/16,092.72 = 6,945.72/x
3. Step 3: Cross multiply
   11,662.28x = 16,092.72 × 6,945.72
4. Step 4: Simplify right side
   11,662.28x = 111,775,527.16
5. Step 5: Solve for x
   x = 111,775,527.16/11,662.28
6. Step 6: Final answer
   x = 9,584.36