Finding the Fourth Proportional to 1,456.38, 2,009.16 and 1,124.19

Step by Step Solution

1. Step 1: Write the proportion equation
   1,456.38 : 2,009.16 = 1,124.19 : x
2. Step 2: Convert to fraction form
   1,456.38/2,009.16 = 1,124.19/x
3. Step 3: Cross multiply
   1,456.38x = 2,009.16 × 1,124.19
4. Step 4: Simplify right side
   1,456.38x = 2,258,677.58
5. Step 5: Solve for x
   x = 2,258,677.58/1,456.38
6. Step 6: Final answer
   x = 1,550.88