Finding the Fourth Proportional to 1,884.82, 2,827.35 and 789.31

Step by Step Solution

1. Step 1: Write the proportion equation
   1,884.82 : 2,827.35 = 789.31 : x
2. Step 2: Convert to fraction form
   1,884.82/2,827.35 = 789.31/x
3. Step 3: Cross multiply
   1,884.82x = 2,827.35 × 789.31
4. Step 4: Simplify right side
   1,884.82x = 2,231,655.63
5. Step 5: Solve for x
   x = 2,231,655.63/1,884.82
6. Step 6: Final answer
   x = 1,184.02