Finding the Fourth Proportional to 6,810.51, 9,398.04 and 3,826.28

Step by Step Solution

1. Step 1: Write the proportion equation
   6,810.51 : 9,398.04 = 3,826.28 : x
2. Step 2: Convert to fraction form
   6,810.51/9,398.04 = 3,826.28/x
3. Step 3: Cross multiply
   6,810.51x = 9,398.04 × 3,826.28
4. Step 4: Simplify right side
   6,810.51x = 35,959,485.50
5. Step 5: Solve for x
   x = 35,959,485.50/6,810.51
6. Step 6: Final answer
   x = 5,280.00