Finding the Fourth Proportional to 6,078.97, 8,388.86 and 3,426.33

Step by Step Solution

1. Step 1: Write the proportion equation
   6,078.97 : 8,388.86 = 3,426.33 : x
2. Step 2: Convert to fraction form
   6,078.97/8,388.86 = 3,426.33/x
3. Step 3: Cross multiply
   6,078.97x = 8,388.86 × 3,426.33
4. Step 4: Simplify right side
   6,078.97x = 28,742,969.31
5. Step 5: Solve for x
   x = 28,742,969.31/6,078.97
6. Step 6: Final answer
   x = 4,728.26