Finding the Fourth Proportional to 8,333.91, 12,440.04 and 7,282.98

Step by Step Solution

1. Step 1: Write the proportion equation
   8,333.91 : 12,440.04 = 7,282.98 : x
2. Step 2: Convert to fraction form
   8,333.91/12,440.04 = 7,282.98/x
3. Step 3: Cross multiply
   8,333.91x = 12,440.04 × 7,282.98
4. Step 4: Simplify right side
   8,333.91x = 90,600,562.52
5. Step 5: Solve for x
   x = 90,600,562.52/8,333.91
6. Step 6: Final answer
   x = 10,871.32