Finding the Fourth Proportional to 2,013.45, 3,019.97 and 552.83

Step by Step Solution

1. Step 1: Write the proportion equation
   2,013.45 : 3,019.97 = 552.83 : x
2. Step 2: Convert to fraction form
   2,013.45/3,019.97 = 552.83/x
3. Step 3: Cross multiply
   2,013.45x = 3,019.97 × 552.83
4. Step 4: Simplify right side
   2,013.45x = 1,669,512.15
5. Step 5: Solve for x
   x = 1,669,512.15/2,013.45
6. Step 6: Final answer
   x = 829.18