Finding the Fourth Proportional to 1,481.50, 2,223.71 and 788.17

Step by Step Solution

1. Step 1: Write the proportion equation
   1,481.50 : 2,223.71 = 788.17 : x
2. Step 2: Convert to fraction form
   1,481.50/2,223.71 = 788.17/x
3. Step 3: Cross multiply
   1,481.50x = 2,223.71 × 788.17
4. Step 4: Simplify right side
   1,481.50x = 1,752,661.51
5. Step 5: Solve for x
   x = 1,752,661.51/1,481.50
6. Step 6: Final answer
   x = 1,183.03