Finding the Fourth Proportional to 5,499.65, 8,249.49 and 3,863.51

Step by Step Solution

1. Step 1: Write the proportion equation
   5,499.65 : 8,249.49 = 3,863.51 : x
2. Step 2: Convert to fraction form
   5,499.65/8,249.49 = 3,863.51/x
3. Step 3: Cross multiply
   5,499.65x = 8,249.49 × 3,863.51
4. Step 4: Simplify right side
   5,499.65x = 31,871,945.86
5. Step 5: Solve for x
   x = 31,871,945.86/5,499.65
6. Step 6: Final answer
   x = 5,795.27