Finding the Fourth Proportional to 12,793.50, 17,655.03 and 8,081.73

Step by Step Solution

1. Step 1: Write the proportion equation
   12,793.50 : 17,655.03 = 8,081.73 : x
2. Step 2: Convert to fraction form
   12,793.50/17,655.03 = 8,081.73/x
3. Step 3: Cross multiply
   12,793.50x = 17,655.03 × 8,081.73
4. Step 4: Simplify right side
   12,793.50x = 142,683,185.60
5. Step 5: Solve for x
   x = 142,683,185.60/12,793.50
6. Step 6: Final answer
   x = 11,152.79