Finding the Fourth Proportional to 2,045.25, 2,823.31 and 1,383

Step by Step Solution

1. Step 1: Write the proportion equation
   2,045.25 : 2,823.31 = 1,383 : x
2. Step 2: Convert to fraction form
   2,045.25/2,823.31 = 1,383/x
3. Step 3: Cross multiply
   2,045.25x = 2,823.31 × 1,383
4. Step 4: Simplify right side
   2,045.25x = 3,904,637.73
5. Step 5: Solve for x
   x = 3,904,637.73/2,045.25
6. Step 6: Final answer
   x = 1,909.12