Finding the Fourth Proportional to 9,833.43, 13,570.15 and 5,357.17

Step by Step Solution

1. Step 1: Write the proportion equation
   9,833.43 : 13,570.15 = 5,357.17 : x
2. Step 2: Convert to fraction form
   9,833.43/13,570.15 = 5,357.17/x
3. Step 3: Cross multiply
   9,833.43x = 13,570.15 × 5,357.17
4. Step 4: Simplify right side
   9,833.43x = 72,697,532.62
5. Step 5: Solve for x
   x = 72,697,532.62/9,833.43
6. Step 6: Final answer
   x = 7,392.90