Finding the Fourth Proportional to 3,611.69, 4,983.73 and 2,018.42

Step by Step Solution

1. Step 1: Write the proportion equation
   3,611.69 : 4,983.73 = 2,018.42 : x
2. Step 2: Convert to fraction form
   3,611.69/4,983.73 = 2,018.42/x
3. Step 3: Cross multiply
   3,611.69x = 4,983.73 × 2,018.42
4. Step 4: Simplify right side
   3,611.69x = 10,059,249.03
5. Step 5: Solve for x
   x = 10,059,249.03/3,611.69
6. Step 6: Final answer
   x = 2,785.19