Finding the Fourth Proportional to 9,833.58, 13,570.59 and 5,357.57

Step by Step Solution

1. Step 1: Write the proportion equation
   9,833.58 : 13,570.59 = 5,357.57 : x
2. Step 2: Convert to fraction form
   9,833.58/13,570.59 = 5,357.57/x
3. Step 3: Cross multiply
   9,833.58x = 13,570.59 × 5,357.57
4. Step 4: Simplify right side
   9,833.58x = 72,705,318.01
5. Step 5: Solve for x
   x = 72,705,318.01/9,833.58
6. Step 6: Final answer
   x = 7,393.58