Finding the Fourth Proportional to 1,064.75, 1,468.31 and 1,003.24

Step by Step Solution

1. Step 1: Write the proportion equation
   1,064.75 : 1,468.31 = 1,003.24 : x
2. Step 2: Convert to fraction form
   1,064.75/1,468.31 = 1,003.24/x
3. Step 3: Cross multiply
   1,064.75x = 1,468.31 × 1,003.24
4. Step 4: Simplify right side
   1,064.75x = 1,473,067.32
5. Step 5: Solve for x
   x = 1,473,067.32/1,064.75
6. Step 6: Final answer
   x = 1,383.49