Finding the Fourth Proportional to 1,064.94, 1,597.71 and 448.33

Step by Step Solution

1. Step 1: Write the proportion equation
   1,064.94 : 1,597.71 = 448.33 : x
2. Step 2: Convert to fraction form
   1,064.94/1,597.71 = 448.33/x
3. Step 3: Cross multiply
   1,064.94x = 1,597.71 × 448.33
4. Step 4: Simplify right side
   1,064.94x = 716,301.32
5. Step 5: Solve for x
   x = 716,301.32/1,064.94
6. Step 6: Final answer
   x = 672.62