Finding the Fourth Proportional to 2,574.34, 3,553.96 and 1,983.58

Step by Step Solution

1. Step 1: Write the proportion equation
   2,574.34 : 3,553.96 = 1,983.58 : x
2. Step 2: Convert to fraction form
   2,574.34/3,553.96 = 1,983.58/x
3. Step 3: Cross multiply
   2,574.34x = 3,553.96 × 1,983.58
4. Step 4: Simplify right side
   2,574.34x = 7,049,563.98
5. Step 5: Solve for x
   x = 7,049,563.98/2,574.34
6. Step 6: Final answer
   x = 2,738.40