Finding the Fourth Proportional to 3,951.33, 5,922.89 and 1,869.75

Step by Step Solution

1. Step 1: Write the proportion equation
   3,951.33 : 5,922.89 = 1,869.75 : x
2. Step 2: Convert to fraction form
   3,951.33/5,922.89 = 1,869.75/x
3. Step 3: Cross multiply
   3,951.33x = 5,922.89 × 1,869.75
4. Step 4: Simplify right side
   3,951.33x = 11,074,323.58
5. Step 5: Solve for x
   x = 11,074,323.58/3,951.33
6. Step 6: Final answer
   x = 2,802.68