Finding the Fourth Proportional to 2,783.25, 4,173.81 and 1,028.04

Step by Step Solution

1. Step 1: Write the proportion equation
   2,783.25 : 4,173.81 = 1,028.04 : x
2. Step 2: Convert to fraction form
   2,783.25/4,173.81 = 1,028.04/x
3. Step 3: Cross multiply
   2,783.25x = 4,173.81 × 1,028.04
4. Step 4: Simplify right side
   2,783.25x = 4,290,843.63
5. Step 5: Solve for x
   x = 4,290,843.63/2,783.25
6. Step 6: Final answer
   x = 1,541.67