Finding the Fourth Proportional to 3,661.91, 5,053.45 and 1,983.34

Step by Step Solution

1. Step 1: Write the proportion equation
   3,661.91 : 5,053.45 = 1,983.34 : x
2. Step 2: Convert to fraction form
   3,661.91/5,053.45 = 1,983.34/x
3. Step 3: Cross multiply
   3,661.91x = 5,053.45 × 1,983.34
4. Step 4: Simplify right side
   3,661.91x = 10,022,709.52
5. Step 5: Solve for x
   x = 10,022,709.52/3,661.91
6. Step 6: Final answer
   x = 2,737.02