Finding the Fourth Proportional to 1,483.27, 2,223.91 and 789.51

Step by Step Solution

1. Step 1: Write the proportion equation
   1,483.27 : 2,223.91 = 789.51 : x
2. Step 2: Convert to fraction form
   1,483.27/2,223.91 = 789.51/x
3. Step 3: Cross multiply
   1,483.27x = 2,223.91 × 789.51
4. Step 4: Simplify right side
   1,483.27x = 1,755,799.18
5. Step 5: Solve for x
   x = 1,755,799.18/1,483.27
6. Step 6: Final answer
   x = 1,183.74