Finding the Fourth Proportional to 2,582.45, 3,557.27 and 2,083.69

Step by Step Solution

1. Step 1: Write the proportion equation
   2,582.45 : 3,557.27 = 2,083.69 : x
2. Step 2: Convert to fraction form
   2,582.45/3,557.27 = 2,083.69/x
3. Step 3: Cross multiply
   2,582.45x = 3,557.27 × 2,083.69
4. Step 4: Simplify right side
   2,582.45x = 7,412,245.86
5. Step 5: Solve for x
   x = 7,412,245.86/2,582.45
6. Step 6: Final answer
   x = 2,870.24