Finding the Fourth Proportional to 7,081.70, 10,622.73 and 3,959.96

Step by Step Solution

1. Step 1: Write the proportion equation
   7,081.70 : 10,622.73 = 3,959.96 : x
2. Step 2: Convert to fraction form
   7,081.70/10,622.73 = 3,959.96/x
3. Step 3: Cross multiply
   7,081.70x = 10,622.73 × 3,959.96
4. Step 4: Simplify right side
   7,081.70x = 42,065,585.89
5. Step 5: Solve for x
   x = 42,065,585.89/7,081.70
6. Step 6: Final answer
   x = 5,940.04