Finding the Fourth Proportional to 9,843.80, 13,584.41 and 5,367.54

Step by Step Solution

1. Step 1: Write the proportion equation
   9,843.80 : 13,584.41 = 5,367.54 : x
2. Step 2: Convert to fraction form
   9,843.80/13,584.41 = 5,367.54/x
3. Step 3: Cross multiply
   9,843.80x = 13,584.41 × 5,367.54
4. Step 4: Simplify right side
   9,843.80x = 72,914,938.48
5. Step 5: Solve for x
   x = 72,914,938.48/9,843.80
6. Step 6: Final answer
   x = 7,407.19