Finding the Fourth Proportional to 1,579.05, 2,365.25 and 1,028.79

Step by Step Solution

1. Step 1: Write the proportion equation
   1,579.05 : 2,365.25 = 1,028.79 : x
2. Step 2: Convert to fraction form
   1,579.05/2,365.25 = 1,028.79/x
3. Step 3: Cross multiply
   1,579.05x = 2,365.25 × 1,028.79
4. Step 4: Simplify right side
   1,579.05x = 2,433,340.40
5. Step 5: Solve for x
   x = 2,433,340.40/1,579.05
6. Step 6: Final answer
   x = 1,541.02