Finding the Fourth Proportional to 2,582.35, 3,869.25 and 1,347.91

Step by Step Solution

1. Step 1: Write the proportion equation
   2,582.35 : 3,869.25 = 1,347.91 : x
2. Step 2: Convert to fraction form
   2,582.35/3,869.25 = 1,347.91/x
3. Step 3: Cross multiply
   2,582.35x = 3,869.25 × 1,347.91
4. Step 4: Simplify right side
   2,582.35x = 5,215,400.77
5. Step 5: Solve for x
   x = 5,215,400.77/2,582.35
6. Step 6: Final answer
   x = 2,019.63