Finding the Fourth Proportional to 1,822.10, 2,514.65 and 1,489.59

Step by Step Solution

1. Step 1: Write the proportion equation
   1,822.10 : 2,514.65 = 1,489.59 : x
2. Step 2: Convert to fraction form
   1,822.10/2,514.65 = 1,489.59/x
3. Step 3: Cross multiply
   1,822.10x = 2,514.65 × 1,489.59
4. Step 4: Simplify right side
   1,822.10x = 3,745,790.05
5. Step 5: Solve for x
   x = 3,745,790.05/1,822.10
6. Step 6: Final answer
   x = 2,055.76