Finding the Fourth Proportional to 1,983.83, 2,737.55 and 1,144.57

Step by Step Solution

1. Step 1: Write the proportion equation
   1,983.83 : 2,737.55 = 1,144.57 : x
2. Step 2: Convert to fraction form
   1,983.83/2,737.55 = 1,144.57/x
3. Step 3: Cross multiply
   1,983.83x = 2,737.55 × 1,144.57
4. Step 4: Simplify right side
   1,983.83x = 3,133,308.47
5. Step 5: Solve for x
   x = 3,133,308.47/1,983.83
6. Step 6: Final answer
   x = 1,579.42