Finding the Fourth Proportional to 1,983.88, 2,737.52 and 1,144.62

Step by Step Solution

1. Step 1: Write the proportion equation
   1,983.88 : 2,737.52 = 1,144.62 : x
2. Step 2: Convert to fraction form
   1,983.88/2,737.52 = 1,144.62/x
3. Step 3: Cross multiply
   1,983.88x = 2,737.52 × 1,144.62
4. Step 4: Simplify right side
   1,983.88x = 3,133,414.42
5. Step 5: Solve for x
   x = 3,133,414.42/1,983.88
6. Step 6: Final answer
   x = 1,579.44