Finding the Fourth Proportional to 10,640.80, 14,683.73 and 5,859.82

Step by Step Solution

1. Step 1: Write the proportion equation
   10,640.80 : 14,683.73 = 5,859.82 : x
2. Step 2: Convert to fraction form
   10,640.80/14,683.73 = 5,859.82/x
3. Step 3: Cross multiply
   10,640.80x = 14,683.73 × 5,859.82
4. Step 4: Simplify right side
   10,640.80x = 86,044,014.73
5. Step 5: Solve for x
   x = 86,044,014.73/10,640.80
6. Step 6: Final answer
   x = 8,086.24