Finding the Fourth Proportional to 8,849.44, 12,205.42 and 5,494.24

Step by Step Solution

1. Step 1: Write the proportion equation
   8,849.44 : 12,205.42 = 5,494.24 : x
2. Step 2: Convert to fraction form
   8,849.44/12,205.42 = 5,494.24/x
3. Step 3: Cross multiply
   8,849.44x = 12,205.42 × 5,494.24
4. Step 4: Simplify right side
   8,849.44x = 67,059,506.78
5. Step 5: Solve for x
   x = 67,059,506.78/8,849.44
6. Step 6: Final answer
   x = 7,577.82