Finding the Fourth Proportional to 6,789.27, 10,185.49 and 2,109.03

Step by Step Solution

1. Step 1: Write the proportion equation
   6,789.27 : 10,185.49 = 2,109.03 : x
2. Step 2: Convert to fraction form
   6,789.27/10,185.49 = 2,109.03/x
3. Step 3: Cross multiply
   6,789.27x = 10,185.49 × 2,109.03
4. Step 4: Simplify right side
   6,789.27x = 21,481,503.97
5. Step 5: Solve for x
   x = 21,481,503.97/6,789.27
6. Step 6: Final answer
   x = 3,164.04