Finding the Fourth Proportional to 6,851.02, 10,279.46 and 2,171.42

Step by Step Solution

1. Step 1: Write the proportion equation
   6,851.02 : 10,279.46 = 2,171.42 : x
2. Step 2: Convert to fraction form
   6,851.02/10,279.46 = 2,171.42/x
3. Step 3: Cross multiply
   6,851.02x = 10,279.46 × 2,171.42
4. Step 4: Simplify right side
   6,851.02x = 22,321,025.03
5. Step 5: Solve for x
   x = 22,321,025.03/6,851.02
6. Step 6: Final answer
   x = 3,258.06