Finding the Fourth Proportional to 3,363.20, 5,045.52 and 1,023.28

Step by Step Solution

1. Step 1: Write the proportion equation
   3,363.20 : 5,045.52 = 1,023.28 : x
2. Step 2: Convert to fraction form
   3,363.20/5,045.52 = 1,023.28/x
3. Step 3: Cross multiply
   3,363.20x = 5,045.52 × 1,023.28
4. Step 4: Simplify right side
   3,363.20x = 5,162,979.71
5. Step 5: Solve for x
   x = 5,162,979.71/3,363.20
6. Step 6: Final answer
   x = 1,535.14