Finding the Fourth Proportional to 1,884.25, 2,826.78 and 789.54

Step by Step Solution

1. Step 1: Write the proportion equation
   1,884.25 : 2,826.78 = 789.54 : x
2. Step 2: Convert to fraction form
   1,884.25/2,826.78 = 789.54/x
3. Step 3: Cross multiply
   1,884.25x = 2,826.78 × 789.54
4. Step 4: Simplify right side
   1,884.25x = 2,231,855.88
5. Step 5: Solve for x
   x = 2,231,855.88/1,884.25
6. Step 6: Final answer
   x = 1,184.48