Finding the Fourth Proportional to 3,196.62, 4,411.89 and 2,018.34

Step by Step Solution

1. Step 1: Write the proportion equation
   3,196.62 : 4,411.89 = 2,018.34 : x
2. Step 2: Convert to fraction form
   3,196.62/4,411.89 = 2,018.34/x
3. Step 3: Cross multiply
   3,196.62x = 4,411.89 × 2,018.34
4. Step 4: Simplify right side
   3,196.62x = 8,904,694.06
5. Step 5: Solve for x
   x = 8,904,694.06/3,196.62
6. Step 6: Final answer
   x = 2,785.66