Finding the Fourth Proportional to 3,300.51, 4,949.52 and 1,078.82

Step by Step Solution

1. Step 1: Write the proportion equation
   3,300.51 : 4,949.52 = 1,078.82 : x
2. Step 2: Convert to fraction form
   3,300.51/4,949.52 = 1,078.82/x
3. Step 3: Cross multiply
   3,300.51x = 4,949.52 × 1,078.82
4. Step 4: Simplify right side
   3,300.51x = 5,339,641.17
5. Step 5: Solve for x
   x = 5,339,641.17/3,300.51
6. Step 6: Final answer
   x = 1,617.82