Finding the Fourth Proportional to 1,456.56, 2,009.16 and 897.24

Step by Step Solution

1. Step 1: Write the proportion equation
   1,456.56 : 2,009.16 = 897.24 : x
2. Step 2: Convert to fraction form
   1,456.56/2,009.16 = 897.24/x
3. Step 3: Cross multiply
   1,456.56x = 2,009.16 × 897.24
4. Step 4: Simplify right side
   1,456.56x = 1,802,698.72
5. Step 5: Solve for x
   x = 1,802,698.72/1,456.56
6. Step 6: Final answer
   x = 1,237.64