Finding the Fourth Proportional to 2,338.25, 3,508.41 and 1,106.55

Step by Step Solution

1. Step 1: Write the proportion equation
   2,338.25 : 3,508.41 = 1,106.55 : x
2. Step 2: Convert to fraction form
   2,338.25/3,508.41 = 1,106.55/x
3. Step 3: Cross multiply
   2,338.25x = 3,508.41 × 1,106.55
4. Step 4: Simplify right side
   2,338.25x = 3,882,231.09
5. Step 5: Solve for x
   x = 3,882,231.09/2,338.25
6. Step 6: Final answer
   x = 1,660.32