Finding the Fourth Proportional to 3,675.48, 5,512.39 and 1,078.62

Step by Step Solution

1. Step 1: Write the proportion equation
   3,675.48 : 5,512.39 = 1,078.62 : x
2. Step 2: Convert to fraction form
   3,675.48/5,512.39 = 1,078.62/x
3. Step 3: Cross multiply
   3,675.48x = 5,512.39 × 1,078.62
4. Step 4: Simplify right side
   3,675.48x = 5,945,774.10
5. Step 5: Solve for x
   x = 5,945,774.10/3,675.48
6. Step 6: Final answer
   x = 1,617.69