Finding the Fourth Proportional to 2,098.75, 2,896.28 and 1,167.25

Step by Step Solution

1. Step 1: Write the proportion equation
   2,098.75 : 2,896.28 = 1,167.25 : x
2. Step 2: Convert to fraction form
   2,098.75/2,896.28 = 1,167.25/x
3. Step 3: Cross multiply
   2,098.75x = 2,896.28 × 1,167.25
4. Step 4: Simplify right side
   2,098.75x = 3,380,682.83
5. Step 5: Solve for x
   x = 3,380,682.83/2,098.75
6. Step 6: Final answer
   x = 1,610.81