Finding the Fourth Proportional to 2,196.10, 3,288.68 and 2,075.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,196.10 : 3,288.68 = 2,075.82 : x
2. Step 2: Convert to fraction form
   2,196.10/3,288.68 = 2,075.82/x
3. Step 3: Cross multiply
   2,196.10x = 3,288.68 × 2,075.82
4. Step 4: Simplify right side
   2,196.10x = 6,826,707.72
5. Step 5: Solve for x
   x = 6,826,707.72/2,196.10
6. Step 6: Final answer
   x = 3,108.56