Finding the Fourth Proportional to 3,355.48, 5,033.27 and 1,015.50

Step by Step Solution

1. Step 1: Write the proportion equation
   3,355.48 : 5,033.27 = 1,015.50 : x
2. Step 2: Convert to fraction form
   3,355.48/5,033.27 = 1,015.50/x
3. Step 3: Cross multiply
   3,355.48x = 5,033.27 × 1,015.50
4. Step 4: Simplify right side
   3,355.48x = 5,111,285.69
5. Step 5: Solve for x
   x = 5,111,285.69/3,355.48
6. Step 6: Final answer
   x = 1,523.27