Finding the Fourth Proportional to 10,640.71, 14,683.17 and 5,860.60

Step by Step Solution

1. Step 1: Write the proportion equation
   10,640.71 : 14,683.17 = 5,860.60 : x
2. Step 2: Convert to fraction form
   10,640.71/14,683.17 = 5,860.60/x
3. Step 3: Cross multiply
   10,640.71x = 14,683.17 × 5,860.60
4. Step 4: Simplify right side
   10,640.71x = 86,052,186.10
5. Step 5: Solve for x
   x = 86,052,186.10/10,640.71
6. Step 6: Final answer
   x = 8,087.07