Finding the Fourth Proportional to 5,499.45, 8,249.76 and 1,603.85

Step by Step Solution

1. Step 1: Write the proportion equation
   5,499.45 : 8,249.76 = 1,603.85 : x
2. Step 2: Convert to fraction form
   5,499.45/8,249.76 = 1,603.85/x
3. Step 3: Cross multiply
   5,499.45x = 8,249.76 × 1,603.85
4. Step 4: Simplify right side
   5,499.45x = 13,231,336.33
5. Step 5: Solve for x
   x = 13,231,336.33/5,499.45
6. Step 6: Final answer
   x = 2,405.94