Finding the Fourth Proportional to 2,177.44, 3,002.83 and 1,679.29

Step by Step Solution

1. Step 1: Write the proportion equation
   2,177.44 : 3,002.83 = 1,679.29 : x
2. Step 2: Convert to fraction form
   2,177.44/3,002.83 = 1,679.29/x
3. Step 3: Cross multiply
   2,177.44x = 3,002.83 × 1,679.29
4. Step 4: Simplify right side
   2,177.44x = 5,042,610.69
5. Step 5: Solve for x
   x = 5,042,610.69/2,177.44
6. Step 6: Final answer
   x = 2,315.85