Finding the Fourth Proportional to 2,144.83, 3,209.94 and 1,798.56

Step by Step Solution

1. Step 1: Write the proportion equation
   2,144.83 : 3,209.94 = 1,798.56 : x
2. Step 2: Convert to fraction form
   2,144.83/3,209.94 = 1,798.56/x
3. Step 3: Cross multiply
   2,144.83x = 3,209.94 × 1,798.56
4. Step 4: Simplify right side
   2,144.83x = 5,773,253.64
5. Step 5: Solve for x
   x = 5,773,253.64/2,144.83
6. Step 6: Final answer
   x = 2,691.71