Finding the Fourth Proportional to 11,074.96, 15,286.08 and 7,105.48

Step by Step Solution

1. Step 1: Write the proportion equation
   11,074.96 : 15,286.08 = 7,105.48 : x
2. Step 2: Convert to fraction form
   11,074.96/15,286.08 = 7,105.48/x
3. Step 3: Cross multiply
   11,074.96x = 15,286.08 × 7,105.48
4. Step 4: Simplify right side
   11,074.96x = 108,614,935.72
5. Step 5: Solve for x
   x = 108,614,935.72/11,074.96
6. Step 6: Final answer
   x = 9,807.25