Finding the Fourth Proportional to 9,833.12, 13,569.52 and 5,356.96

Step by Step Solution

1. Step 1: Write the proportion equation
   9,833.12 : 13,569.52 = 5,356.96 : x
2. Step 2: Convert to fraction form
   9,833.12/13,569.52 = 5,356.96/x
3. Step 3: Cross multiply
   9,833.12x = 13,569.52 × 5,356.96
4. Step 4: Simplify right side
   9,833.12x = 72,691,375.86
5. Step 5: Solve for x
   x = 72,691,375.86/9,833.12
6. Step 6: Final answer
   x = 7,392.50