Finding the Fourth Proportional to 3,662.57, 5,054.31 and 1,983.95

Step by Step Solution

1. Step 1: Write the proportion equation
   3,662.57 : 5,054.31 = 1,983.95 : x
2. Step 2: Convert to fraction form
   3,662.57/5,054.31 = 1,983.95/x
3. Step 3: Cross multiply
   3,662.57x = 5,054.31 × 1,983.95
4. Step 4: Simplify right side
   3,662.57x = 10,027,498.32
5. Step 5: Solve for x
   x = 10,027,498.32/3,662.57
6. Step 6: Final answer
   x = 2,737.83