Finding the Fourth Proportional to 3,675.92, 5,513.34 and 1,078.52

Step by Step Solution

1. Step 1: Write the proportion equation
   3,675.92 : 5,513.34 = 1,078.52 : x
2. Step 2: Convert to fraction form
   3,675.92/5,513.34 = 1,078.52/x
3. Step 3: Cross multiply
   3,675.92x = 5,513.34 × 1,078.52
4. Step 4: Simplify right side
   3,675.92x = 5,946,247.46
5. Step 5: Solve for x
   x = 5,946,247.46/3,675.92
6. Step 6: Final answer
   x = 1,617.62