Finding the Fourth Proportional to 1,456.18, 2,183.05 and 1,340.86

Step by Step Solution

1. Step 1: Write the proportion equation
   1,456.18 : 2,183.05 = 1,340.86 : x
2. Step 2: Convert to fraction form
   1,456.18/2,183.05 = 1,340.86/x
3. Step 3: Cross multiply
   1,456.18x = 2,183.05 × 1,340.86
4. Step 4: Simplify right side
   1,456.18x = 2,927,164.42
5. Step 5: Solve for x
   x = 2,927,164.42/1,456.18
6. Step 6: Final answer
   x = 2,010.17