Finding the Fourth Proportional to 9,357.72, 12,918.33 and 5,822.07

Step by Step Solution

1. Step 1: Write the proportion equation
   9,357.72 : 12,918.33 = 5,822.07 : x
2. Step 2: Convert to fraction form
   9,357.72/12,918.33 = 5,822.07/x
3. Step 3: Cross multiply
   9,357.72x = 12,918.33 × 5,822.07
4. Step 4: Simplify right side
   9,357.72x = 75,211,421.54
5. Step 5: Solve for x
   x = 75,211,421.54/9,357.72
6. Step 6: Final answer
   x = 8,037.37