Finding the Fourth Proportional to 2,896.12, 3,993.41 and 2,097.86

Step by Step Solution

1. Step 1: Write the proportion equation
   2,896.12 : 3,993.41 = 2,097.86 : x
2. Step 2: Convert to fraction form
   2,896.12/3,993.41 = 2,097.86/x
3. Step 3: Cross multiply
   2,896.12x = 3,993.41 × 2,097.86
4. Step 4: Simplify right side
   2,896.12x = 8,377,630.33
5. Step 5: Solve for x
   x = 8,377,630.33/2,896.12
6. Step 6: Final answer
   x = 2,892.71