Finding the Fourth Proportional to 2,390.32, 3,582.79 and 1,073.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,390.32 : 3,582.79 = 1,073.82 : x
2. Step 2: Convert to fraction form
   2,390.32/3,582.79 = 1,073.82/x
3. Step 3: Cross multiply
   2,390.32x = 3,582.79 × 1,073.82
4. Step 4: Simplify right side
   2,390.32x = 3,847,271.56
5. Step 5: Solve for x
   x = 3,847,271.56/2,390.32
6. Step 6: Final answer
   x = 1,609.52