Finding the Fourth Proportional to 2,663.36, 3,974.52 and 2,339.41

Step by Step Solution

1. Step 1: Write the proportion equation
   2,663.36 : 3,974.52 = 2,339.41 : x
2. Step 2: Convert to fraction form
   2,663.36/3,974.52 = 2,339.41/x
3. Step 3: Cross multiply
   2,663.36x = 3,974.52 × 2,339.41
4. Step 4: Simplify right side
   2,663.36x = 9,298,038.94
5. Step 5: Solve for x
   x = 9,298,038.94/2,663.36
6. Step 6: Final answer
   x = 3,491.09