Finding the Fourth Proportional to 2,185.97, 3,280.52 and 1,075.14

Step by Step Solution

1. Step 1: Write the proportion equation
   2,185.97 : 3,280.52 = 1,075.14 : x
2. Step 2: Convert to fraction form
   2,185.97/3,280.52 = 1,075.14/x
3. Step 3: Cross multiply
   2,185.97x = 3,280.52 × 1,075.14
4. Step 4: Simplify right side
   2,185.97x = 3,527,020.96
5. Step 5: Solve for x
   x = 3,527,020.96/2,185.97
6. Step 6: Final answer
   x = 1,613.48