Finding the Fourth Proportional to 1,983.04, 2,735.83 and 1,274.78

Step by Step Solution

1. Step 1: Write the proportion equation
   1,983.04 : 2,735.83 = 1,274.78 : x
2. Step 2: Convert to fraction form
   1,983.04/2,735.83 = 1,274.78/x
3. Step 3: Cross multiply
   1,983.04x = 2,735.83 × 1,274.78
4. Step 4: Simplify right side
   1,983.04x = 3,487,586.48
5. Step 5: Solve for x
   x = 3,487,586.48/1,983.04
6. Step 6: Final answer
   x = 1,758.71