Finding the Fourth Proportional to 12,105.72, 16,704.08 and 6,799.50

Step by Step Solution

1. Step 1: Write the proportion equation
   12,105.72 : 16,704.08 = 6,799.50 : x
2. Step 2: Convert to fraction form
   12,105.72/16,704.08 = 6,799.50/x
3. Step 3: Cross multiply
   12,105.72x = 16,704.08 × 6,799.50
4. Step 4: Simplify right side
   12,105.72x = 113,579,391.96
5. Step 5: Solve for x
   x = 113,579,391.96/12,105.72
6. Step 6: Final answer
   x = 9,382.29