Finding the Fourth Proportional to 6,851.94, 9,455.69 and 3,708.12

Step by Step Solution

1. Step 1: Write the proportion equation
   6,851.94 : 9,455.69 = 3,708.12 : x
2. Step 2: Convert to fraction form
   6,851.94/9,455.69 = 3,708.12/x
3. Step 3: Cross multiply
   6,851.94x = 9,455.69 × 3,708.12
4. Step 4: Simplify right side
   6,851.94x = 35,062,833.20
5. Step 5: Solve for x
   x = 35,062,833.20/6,851.94
6. Step 6: Final answer
   x = 5,117.21