Finding the Fourth Proportional to 2,546.41, 3,820.22 and 791.33

Step by Step Solution

1. Step 1: Write the proportion equation
   2,546.41 : 3,820.22 = 791.33 : x
2. Step 2: Convert to fraction form
   2,546.41/3,820.22 = 791.33/x
3. Step 3: Cross multiply
   2,546.41x = 3,820.22 × 791.33
4. Step 4: Simplify right side
   2,546.41x = 3,023,054.69
5. Step 5: Solve for x
   x = 3,023,054.69/2,546.41
6. Step 6: Final answer
   x = 1,187.18