Finding the Fourth Proportional to 11,185.48, 15,434.72 and 6,709.42

Step by Step Solution

1. Step 1: Write the proportion equation
   11,185.48 : 15,434.72 = 6,709.42 : x
2. Step 2: Convert to fraction form
   11,185.48/15,434.72 = 6,709.42/x
3. Step 3: Cross multiply
   11,185.48x = 15,434.72 × 6,709.42
4. Step 4: Simplify right side
   11,185.48x = 103,558,019.06
5. Step 5: Solve for x
   x = 103,558,019.06/11,185.48
6. Step 6: Final answer
   x = 9,258.25