Finding the Fourth Proportional to 8,198.01, 12,291.72 and 4,499.25

Step by Step Solution

1. Step 1: Write the proportion equation
   8,198.01 : 12,291.72 = 4,499.25 : x
2. Step 2: Convert to fraction form
   8,198.01/12,291.72 = 4,499.25/x
3. Step 3: Cross multiply
   8,198.01x = 12,291.72 × 4,499.25
4. Step 4: Simplify right side
   8,198.01x = 55,303,458.24
5. Step 5: Solve for x
   x = 55,303,458.24/8,198.01
6. Step 6: Final answer
   x = 6,745.96