Finding the Fourth Proportional to 1,822.24, 2,514.72 and 994.24

Step by Step Solution

1. Step 1: Write the proportion equation
   1,822.24 : 2,514.72 = 994.24 : x
2. Step 2: Convert to fraction form
   1,822.24/2,514.72 = 994.24/x
3. Step 3: Cross multiply
   1,822.24x = 2,514.72 × 994.24
4. Step 4: Simplify right side
   1,822.24x = 2,500,235.21
5. Step 5: Solve for x
   x = 2,500,235.21/1,822.24
6. Step 6: Final answer
   x = 1,372.07