Finding the Fourth Proportional to 2,013.57, 3,019.98 and 552.54

Step by Step Solution

1. Step 1: Write the proportion equation
   2,013.57 : 3,019.98 = 552.54 : x
2. Step 2: Convert to fraction form
   2,013.57/3,019.98 = 552.54/x
3. Step 3: Cross multiply
   2,013.57x = 3,019.98 × 552.54
4. Step 4: Simplify right side
   2,013.57x = 1,668,659.75
5. Step 5: Solve for x
   x = 1,668,659.75/2,013.57
6. Step 6: Final answer
   x = 828.71