Finding the Fourth Proportional to 2,268.25, 3,128.59 and 2,192.05

Step by Step Solution

1. Step 1: Write the proportion equation
   2,268.25 : 3,128.59 = 2,192.05 : x
2. Step 2: Convert to fraction form
   2,268.25/3,128.59 = 2,192.05/x
3. Step 3: Cross multiply
   2,268.25x = 3,128.59 × 2,192.05
4. Step 4: Simplify right side
   2,268.25x = 6,858,025.71
5. Step 5: Solve for x
   x = 6,858,025.71/2,268.25
6. Step 6: Final answer
   x = 3,023.49