Finding the Fourth Proportional to 2,023.75, 2,792.82 and 1,238.23

Step by Step Solution

1. Step 1: Write the proportion equation
   2,023.75 : 2,792.82 = 1,238.23 : x
2. Step 2: Convert to fraction form
   2,023.75/2,792.82 = 1,238.23/x
3. Step 3: Cross multiply
   2,023.75x = 2,792.82 × 1,238.23
4. Step 4: Simplify right side
   2,023.75x = 3,458,153.51
5. Step 5: Solve for x
   x = 3,458,153.51/2,023.75
6. Step 6: Final answer
   x = 1,708.78