Finding the Fourth Proportional to 9,285.33, 12,811.83 and 5,507.97

Step by Step Solution

1. Step 1: Write the proportion equation
   9,285.33 : 12,811.83 = 5,507.97 : x
2. Step 2: Convert to fraction form
   9,285.33/12,811.83 = 5,507.97/x
3. Step 3: Cross multiply
   9,285.33x = 12,811.83 × 5,507.97
4. Step 4: Simplify right side
   9,285.33x = 70,567,253.41
5. Step 5: Solve for x
   x = 70,567,253.41/9,285.33
6. Step 6: Final answer
   x = 7,599.86