Finding the Fourth Proportional to 1,464.39, 2,020.83 and 801.23

Step by Step Solution

1. Step 1: Write the proportion equation
   1,464.39 : 2,020.83 = 801.23 : x
2. Step 2: Convert to fraction form
   1,464.39/2,020.83 = 801.23/x
3. Step 3: Cross multiply
   1,464.39x = 2,020.83 × 801.23
4. Step 4: Simplify right side
   1,464.39x = 1,619,150.10
5. Step 5: Solve for x
   x = 1,619,150.10/1,464.39
6. Step 6: Final answer
   x = 1,105.69