Finding the Fourth Proportional to 9,641.16, 13,304.79 and 5,449.41

Step by Step Solution

1. Step 1: Write the proportion equation
   9,641.16 : 13,304.79 = 5,449.41 : x
2. Step 2: Convert to fraction form
   9,641.16/13,304.79 = 5,449.41/x
3. Step 3: Cross multiply
   9,641.16x = 13,304.79 × 5,449.41
4. Step 4: Simplify right side
   9,641.16x = 72,503,255.67
5. Step 5: Solve for x
   x = 72,503,255.67/9,641.16
6. Step 6: Final answer
   x = 7,520.18