Finding the Fourth Proportional to 2,483.33, 3,726.57 and 1,388.42

Step by Step Solution

1. Step 1: Write the proportion equation
   2,483.33 : 3,726.57 = 1,388.42 : x
2. Step 2: Convert to fraction form
   2,483.33/3,726.57 = 1,388.42/x
3. Step 3: Cross multiply
   2,483.33x = 3,726.57 × 1,388.42
4. Step 4: Simplify right side
   2,483.33x = 5,174,044.32
5. Step 5: Solve for x
   x = 5,174,044.32/2,483.33
6. Step 6: Final answer
   x = 2,083.51