Finding the Fourth Proportional to 3,426.27, 5,109.32 and 3,395.09

Step by Step Solution

1. Step 1: Write the proportion equation
   3,426.27 : 5,109.32 = 3,395.09 : x
2. Step 2: Convert to fraction form
   3,426.27/5,109.32 = 3,395.09/x
3. Step 3: Cross multiply
   3,426.27x = 5,109.32 × 3,395.09
4. Step 4: Simplify right side
   3,426.27x = 17,346,558.72
5. Step 5: Solve for x
   x = 17,346,558.72/3,426.27
6. Step 6: Final answer
   x = 5,062.81