Finding the Fourth Proportional to 1,822.25, 2,514.71 and 994.25

Step by Step Solution

1. Step 1: Write the proportion equation
   1,822.25 : 2,514.71 = 994.25 : x
2. Step 2: Convert to fraction form
   1,822.25/2,514.71 = 994.25/x
3. Step 3: Cross multiply
   1,822.25x = 2,514.71 × 994.25
4. Step 4: Simplify right side
   1,822.25x = 2,500,245.45
5. Step 5: Solve for x
   x = 2,500,245.45/1,822.25
6. Step 6: Final answer
   x = 1,372.07