Finding the Fourth Proportional to 1,456.01, 2,009.29 and 866.53

Step by Step Solution

1. Step 1: Write the proportion equation
   1,456.01 : 2,009.29 = 866.53 : x
2. Step 2: Convert to fraction form
   1,456.01/2,009.29 = 866.53/x
3. Step 3: Cross multiply
   1,456.01x = 2,009.29 × 866.53
4. Step 4: Simplify right side
   1,456.01x = 1,741,100.02
5. Step 5: Solve for x
   x = 1,741,100.02/1,456.01
6. Step 6: Final answer
   x = 1,195.81