Finding the Fourth Proportional to 9,843.36, 13,583.94 and 5,367.12

Step by Step Solution

1. Step 1: Write the proportion equation
   9,843.36 : 13,583.94 = 5,367.12 : x
2. Step 2: Convert to fraction form
   9,843.36/13,583.94 = 5,367.12/x
3. Step 3: Cross multiply
   9,843.36x = 13,583.94 × 5,367.12
4. Step 4: Simplify right side
   9,843.36x = 72,906,636.05
5. Step 5: Solve for x
   x = 72,906,636.05/9,843.36
6. Step 6: Final answer
   x = 7,406.68