Finding the Fourth Proportional to 10,640.31, 14,683.04 and 5,859.32

Step by Step Solution

1. Step 1: Write the proportion equation
   10,640.31 : 14,683.04 = 5,859.32 : x
2. Step 2: Convert to fraction form
   10,640.31/14,683.04 = 5,859.32/x
3. Step 3: Cross multiply
   10,640.31x = 14,683.04 × 5,859.32
4. Step 4: Simplify right side
   10,640.31x = 86,032,629.93
5. Step 5: Solve for x
   x = 86,032,629.93/10,640.31
6. Step 6: Final answer
   x = 8,085.54