Finding the Fourth Proportional to 1,983.48, 2,737.82 and 1,144.74

Step by Step Solution

1. Step 1: Write the proportion equation
   1,983.48 : 2,737.82 = 1,144.74 : x
2. Step 2: Convert to fraction form
   1,983.48/2,737.82 = 1,144.74/x
3. Step 3: Cross multiply
   1,983.48x = 2,737.82 × 1,144.74
4. Step 4: Simplify right side
   1,983.48x = 3,134,086.34
5. Step 5: Solve for x
   x = 3,134,086.34/1,983.48
6. Step 6: Final answer
   x = 1,580.09