Finding the Fourth Proportional to 1,464.89, 2,196.42 and 1,003.20

Step by Step Solution

1. Step 1: Write the proportion equation
   1,464.89 : 2,196.42 = 1,003.20 : x
2. Step 2: Convert to fraction form
   1,464.89/2,196.42 = 1,003.20/x
3. Step 3: Cross multiply
   1,464.89x = 2,196.42 × 1,003.20
4. Step 4: Simplify right side
   1,464.89x = 2,203,448.54
5. Step 5: Solve for x
   x = 2,203,448.54/1,464.89
6. Step 6: Final answer
   x = 1,504.18