Finding the Fourth Proportional to 2,013.38, 3,019.86 and 552.48

Step by Step Solution

1. Step 1: Write the proportion equation
   2,013.38 : 3,019.86 = 552.48 : x
2. Step 2: Convert to fraction form
   2,013.38/3,019.86 = 552.48/x
3. Step 3: Cross multiply
   2,013.38x = 3,019.86 × 552.48
4. Step 4: Simplify right side
   2,013.38x = 1,668,412.25
5. Step 5: Solve for x
   x = 1,668,412.25/2,013.38
6. Step 6: Final answer
   x = 828.66