Finding the Fourth Proportional to 2,013.56, 3,019.79 and 552.37

Step by Step Solution

1. Step 1: Write the proportion equation
   2,013.56 : 3,019.79 = 552.37 : x
2. Step 2: Convert to fraction form
   2,013.56/3,019.79 = 552.37/x
3. Step 3: Cross multiply
   2,013.56x = 3,019.79 × 552.37
4. Step 4: Simplify right side
   2,013.56x = 1,668,026.30
5. Step 5: Solve for x
   x = 1,668,026.30/2,013.56
6. Step 6: Final answer
   x = 828.40