Finding the Fourth Proportional to 2,383.83, 3,289.79 and 1,488.09

Step by Step Solution

1. Step 1: Write the proportion equation
   2,383.83 : 3,289.79 = 1,488.09 : x
2. Step 2: Convert to fraction form
   2,383.83/3,289.79 = 1,488.09/x
3. Step 3: Cross multiply
   2,383.83x = 3,289.79 × 1,488.09
4. Step 4: Simplify right side
   2,383.83x = 4,895,521.87
5. Step 5: Solve for x
   x = 4,895,521.87/2,383.83
6. Step 6: Final answer
   x = 2,053.64