Finding the Fourth Proportional to 1,443.52, 2,165.32 and 1,004.56

Step by Step Solution

1. Step 1: Write the proportion equation
   1,443.52 : 2,165.32 = 1,004.56 : x
2. Step 2: Convert to fraction form
   1,443.52/2,165.32 = 1,004.56/x
3. Step 3: Cross multiply
   1,443.52x = 2,165.32 × 1,004.56
4. Step 4: Simplify right side
   1,443.52x = 2,175,193.86
5. Step 5: Solve for x
   x = 2,175,193.86/1,443.52
6. Step 6: Final answer
   x = 1,506.87