Finding the Fourth Proportional to 2,339.82, 3,514.59 and 1,790.10

Step by Step Solution

1. Step 1: Write the proportion equation
   2,339.82 : 3,514.59 = 1,790.10 : x
2. Step 2: Convert to fraction form
   2,339.82/3,514.59 = 1,790.10/x
3. Step 3: Cross multiply
   2,339.82x = 3,514.59 × 1,790.10
4. Step 4: Simplify right side
   2,339.82x = 6,291,467.56
5. Step 5: Solve for x
   x = 6,291,467.56/2,339.82
6. Step 6: Final answer
   x = 2,688.87