Finding the Fourth Proportional to 8,265.86, 12,339.33 and 7,083.13

Step by Step Solution

1. Step 1: Write the proportion equation
   8,265.86 : 12,339.33 = 7,083.13 : x
2. Step 2: Convert to fraction form
   8,265.86/12,339.33 = 7,083.13/x
3. Step 3: Cross multiply
   8,265.86x = 12,339.33 × 7,083.13
4. Step 4: Simplify right side
   8,265.86x = 87,401,078.50
5. Step 5: Solve for x
   x = 87,401,078.50/8,265.86
6. Step 6: Final answer
   x = 10,573.74