Finding the Fourth Proportional to 1,456.06, 2,009.52 and 896.42

Step by Step Solution

1. Step 1: Write the proportion equation
   1,456.06 : 2,009.52 = 896.42 : x
2. Step 2: Convert to fraction form
   1,456.06/2,009.52 = 896.42/x
3. Step 3: Cross multiply
   1,456.06x = 2,009.52 × 896.42
4. Step 4: Simplify right side
   1,456.06x = 1,801,363.87
5. Step 5: Solve for x
   x = 1,801,363.87/1,456.06
6. Step 6: Final answer
   x = 1,237.15