Finding the Fourth Proportional to 1,456.63, 2,008.81 and 1,084.54

Step by Step Solution

1. Step 1: Write the proportion equation
   1,456.63 : 2,008.81 = 1,084.54 : x
2. Step 2: Convert to fraction form
   1,456.63/2,008.81 = 1,084.54/x
3. Step 3: Cross multiply
   1,456.63x = 2,008.81 × 1,084.54
4. Step 4: Simplify right side
   1,456.63x = 2,178,634.80
5. Step 5: Solve for x
   x = 2,178,634.80/1,456.63
6. Step 6: Final answer
   x = 1,495.67