Finding the Fourth Proportional to 6,810.89, 9,398.49 and 3,826.62

Step by Step Solution

1. Step 1: Write the proportion equation
   6,810.89 : 9,398.49 = 3,826.62 : x
2. Step 2: Convert to fraction form
   6,810.89/9,398.49 = 3,826.62/x
3. Step 3: Cross multiply
   6,810.89x = 9,398.49 × 3,826.62
4. Step 4: Simplify right side
   6,810.89x = 35,964,449.80
5. Step 5: Solve for x
   x = 35,964,449.80/6,810.89
6. Step 6: Final answer
   x = 5,280.44