Finding the Fourth Proportional to 1,922.88, 2,653.41 and 1,083.31

Step by Step Solution

1. Step 1: Write the proportion equation
   1,922.88 : 2,653.41 = 1,083.31 : x
2. Step 2: Convert to fraction form
   1,922.88/2,653.41 = 1,083.31/x
3. Step 3: Cross multiply
   1,922.88x = 2,653.41 × 1,083.31
4. Step 4: Simplify right side
   1,922.88x = 2,874,465.59
5. Step 5: Solve for x
   x = 2,874,465.59/1,922.88
6. Step 6: Final answer
   x = 1,494.88