Finding the Fourth Proportional to 2,182.24, 3,008.72 and 1,394.96

Step by Step Solution

1. Step 1: Write the proportion equation
   2,182.24 : 3,008.72 = 1,394.96 : x
2. Step 2: Convert to fraction form
   2,182.24/3,008.72 = 1,394.96/x
3. Step 3: Cross multiply
   2,182.24x = 3,008.72 × 1,394.96
4. Step 4: Simplify right side
   2,182.24x = 4,197,044.05
5. Step 5: Solve for x
   x = 4,197,044.05/2,182.24
6. Step 6: Final answer
   x = 1,923.27