Finding the Fourth Proportional to 1,801.52, 2,485.98 and 1,015.46

Step by Step Solution

1. Step 1: Write the proportion equation
   1,801.52 : 2,485.98 = 1,015.46 : x
2. Step 2: Convert to fraction form
   1,801.52/2,485.98 = 1,015.46/x
3. Step 3: Cross multiply
   1,801.52x = 2,485.98 × 1,015.46
4. Step 4: Simplify right side
   1,801.52x = 2,524,413.25
5. Step 5: Solve for x
   x = 2,524,413.25/1,801.52
6. Step 6: Final answer
   x = 1,401.27