Finding the Fourth Proportional to 3,178.53, 4,768.59 and 1,098.52

Step by Step Solution

1. Step 1: Write the proportion equation
   3,178.53 : 4,768.59 = 1,098.52 : x
2. Step 2: Convert to fraction form
   3,178.53/4,768.59 = 1,098.52/x
3. Step 3: Cross multiply
   3,178.53x = 4,768.59 × 1,098.52
4. Step 4: Simplify right side
   3,178.53x = 5,238,391.49
5. Step 5: Solve for x
   x = 5,238,391.49/3,178.53
6. Step 6: Final answer
   x = 1,648.05