Finding the Fourth Proportional to 6,811.06, 9,399.27 and 3,826.89

Step by Step Solution

1. Step 1: Write the proportion equation
   6,811.06 : 9,399.27 = 3,826.89 : x
2. Step 2: Convert to fraction form
   6,811.06/9,399.27 = 3,826.89/x
3. Step 3: Cross multiply
   6,811.06x = 9,399.27 × 3,826.89
4. Step 4: Simplify right side
   6,811.06x = 35,970,017.18
5. Step 5: Solve for x
   x = 35,970,017.18/6,811.06
6. Step 6: Final answer
   x = 5,281.12