Finding the Fourth Proportional to 3,976.77, 5,488.52 and 2,383.50

Step by Step Solution

1. Step 1: Write the proportion equation
   3,976.77 : 5,488.52 = 2,383.50 : x
2. Step 2: Convert to fraction form
   3,976.77/5,488.52 = 2,383.50/x
3. Step 3: Cross multiply
   3,976.77x = 5,488.52 × 2,383.50
4. Step 4: Simplify right side
   3,976.77x = 13,081,887.42
5. Step 5: Solve for x
   x = 13,081,887.42/3,976.77
6. Step 6: Final answer
   x = 3,289.58