Finding the Fourth Proportional to 2,079.68, 3,114.12 and 2,018.12

Step by Step Solution

1. Step 1: Write the proportion equation
   2,079.68 : 3,114.12 = 2,018.12 : x
2. Step 2: Convert to fraction form
   2,079.68/3,114.12 = 2,018.12/x
3. Step 3: Cross multiply
   2,079.68x = 3,114.12 × 2,018.12
4. Step 4: Simplify right side
   2,079.68x = 6,284,667.85
5. Step 5: Solve for x
   x = 6,284,667.85/2,079.68
6. Step 6: Final answer
   x = 3,021.94