Finding the Fourth Proportional to 1,078.35, 1,483.85 and 1,046.23

Step by Step Solution

1. Step 1: Write the proportion equation
   1,078.35 : 1,483.85 = 1,046.23 : x
2. Step 2: Convert to fraction form
   1,078.35/1,483.85 = 1,046.23/x
3. Step 3: Cross multiply
   1,078.35x = 1,483.85 × 1,046.23
4. Step 4: Simplify right side
   1,078.35x = 1,552,443.15
5. Step 5: Solve for x
   x = 1,552,443.15/1,078.35
6. Step 6: Final answer
   x = 1,439.65