Finding the Fourth Proportional to 6,853.29, 9,457.55 and 3,709.47

Step by Step Solution

1. Step 1: Write the proportion equation
   6,853.29 : 9,457.55 = 3,709.47 : x
2. Step 2: Convert to fraction form
   6,853.29/9,457.55 = 3,709.47/x
3. Step 3: Cross multiply
   6,853.29x = 9,457.55 × 3,709.47
4. Step 4: Simplify right side
   6,853.29x = 35,082,498.00
5. Step 5: Solve for x
   x = 35,082,498.00/6,853.29
6. Step 6: Final answer
   x = 5,119.07