Finding the Fourth Proportional to 9,352.61, 12,904.34 and 5,813.31

Step by Step Solution

1. Step 1: Write the proportion equation
   9,352.61 : 12,904.34 = 5,813.31 : x
2. Step 2: Convert to fraction form
   9,352.61/12,904.34 = 5,813.31/x
3. Step 3: Cross multiply
   9,352.61x = 12,904.34 × 5,813.31
4. Step 4: Simplify right side
   9,352.61x = 75,016,899.70
5. Step 5: Solve for x
   x = 75,016,899.70/9,352.61
6. Step 6: Final answer
   x = 8,020.96