Finding the Fourth Proportional to 7,105.71, 9,806.55 and 4,081.26

Step by Step Solution

1. Step 1: Write the proportion equation
   7,105.71 : 9,806.55 = 4,081.26 : x
2. Step 2: Convert to fraction form
   7,105.71/9,806.55 = 4,081.26/x
3. Step 3: Cross multiply
   7,105.71x = 9,806.55 × 4,081.26
4. Step 4: Simplify right side
   7,105.71x = 40,023,080.25
5. Step 5: Solve for x
   x = 40,023,080.25/7,105.71
6. Step 6: Final answer
   x = 5,632.52