Finding the Fourth Proportional to 2,175.03, 3,262.71 and 1,078.29

Step by Step Solution

1. Step 1: Write the proportion equation
   2,175.03 : 3,262.71 = 1,078.29 : x
2. Step 2: Convert to fraction form
   2,175.03/3,262.71 = 1,078.29/x
3. Step 3: Cross multiply
   2,175.03x = 3,262.71 × 1,078.29
4. Step 4: Simplify right side
   2,175.03x = 3,518,147.57
5. Step 5: Solve for x
   x = 3,518,147.57/2,175.03
6. Step 6: Final answer
   x = 1,617.52