Finding the Fourth Proportional to 2,986.86, 4,118.22 and 2,582.35

Step by Step Solution

1. Step 1: Write the proportion equation
   2,986.86 : 4,118.22 = 2,582.35 : x
2. Step 2: Convert to fraction form
   2,986.86/4,118.22 = 2,582.35/x
3. Step 3: Cross multiply
   2,986.86x = 4,118.22 × 2,582.35
4. Step 4: Simplify right side
   2,986.86x = 10,634,685.42
5. Step 5: Solve for x
   x = 10,634,685.42/2,986.86
6. Step 6: Final answer
   x = 3,560.49