Finding the Fourth Proportional to 9,327.25, 12,863.77 and 5,788.09

Step by Step Solution

1. Step 1: Write the proportion equation
   9,327.25 : 12,863.77 = 5,788.09 : x
2. Step 2: Convert to fraction form
   9,327.25/12,863.77 = 5,788.09/x
3. Step 3: Cross multiply
   9,327.25x = 12,863.77 × 5,788.09
4. Step 4: Simplify right side
   9,327.25x = 74,456,658.50
5. Step 5: Solve for x
   x = 74,456,658.50/9,327.25
6. Step 6: Final answer
   x = 7,982.70