Finding the Fourth Proportional to 12,083.34, 16,658.55 and 7,826.79

Step by Step Solution

1. Step 1: Write the proportion equation
   12,083.34 : 16,658.55 = 7,826.79 : x
2. Step 2: Convert to fraction form
   12,083.34/16,658.55 = 7,826.79/x
3. Step 3: Cross multiply
   12,083.34x = 16,658.55 × 7,826.79
4. Step 4: Simplify right side
   12,083.34x = 130,382,972.55
5. Step 5: Solve for x
   x = 130,382,972.55/12,083.34
6. Step 6: Final answer
   x = 10,790.31