Finding the Fourth Proportional to 6,871.97, 9,483.39 and 3,728.22

Step by Step Solution

1. Step 1: Write the proportion equation
   6,871.97 : 9,483.39 = 3,728.22 : x
2. Step 2: Convert to fraction form
   6,871.97/9,483.39 = 3,728.22/x
3. Step 3: Cross multiply
   6,871.97x = 9,483.39 × 3,728.22
4. Step 4: Simplify right side
   6,871.97x = 35,356,164.27
5. Step 5: Solve for x
   x = 35,356,164.27/6,871.97
6. Step 6: Final answer
   x = 5,144.99