Finding the Fourth Proportional to 11,659.72, 17,496.84 and 5,086

Step by Step Solution

1. Step 1: Write the proportion equation
   11,659.72 : 17,496.84 = 5,086 : x
2. Step 2: Convert to fraction form
   11,659.72/17,496.84 = 5,086/x
3. Step 3: Cross multiply
   11,659.72x = 17,496.84 × 5,086
4. Step 4: Simplify right side
   11,659.72x = 88,988,928.24
5. Step 5: Solve for x
   x = 88,988,928.24/11,659.72
6. Step 6: Final answer
   x = 7,632.17