Finding the Fourth Proportional to 2,144.51, 3,212.42 and 1,796.88

Step by Step Solution

1. Step 1: Write the proportion equation
   2,144.51 : 3,212.42 = 1,796.88 : x
2. Step 2: Convert to fraction form
   2,144.51/3,212.42 = 1,796.88/x
3. Step 3: Cross multiply
   2,144.51x = 3,212.42 × 1,796.88
4. Step 4: Simplify right side
   2,144.51x = 5,772,324.27
5. Step 5: Solve for x
   x = 5,772,324.27/2,144.51
6. Step 6: Final answer
   x = 2,691.68