Finding the Fourth Proportional to 2,418.52, 3,628.56 and 1,120.84

Step by Step Solution

1. Step 1: Write the proportion equation
   2,418.52 : 3,628.56 = 1,120.84 : x
2. Step 2: Convert to fraction form
   2,418.52/3,628.56 = 1,120.84/x
3. Step 3: Cross multiply
   2,418.52x = 3,628.56 × 1,120.84
4. Step 4: Simplify right side
   2,418.52x = 4,067,035.19
5. Step 5: Solve for x
   x = 4,067,035.19/2,418.52
6. Step 6: Final answer
   x = 1,681.62