Finding the Fourth Proportional to 2,736.05, 4,104.80 and 788.41

Step by Step Solution

1. Step 1: Write the proportion equation
   2,736.05 : 4,104.80 = 788.41 : x
2. Step 2: Convert to fraction form
   2,736.05/4,104.80 = 788.41/x
3. Step 3: Cross multiply
   2,736.05x = 4,104.80 × 788.41
4. Step 4: Simplify right side
   2,736.05x = 3,236,265.37
5. Step 5: Solve for x
   x = 3,236,265.37/2,736.05
6. Step 6: Final answer
   x = 1,182.82