Finding the Fourth Proportional to 2,736.41, 4,104.59 and 788.61

Step by Step Solution

1. Step 1: Write the proportion equation
   2,736.41 : 4,104.59 = 788.61 : x
2. Step 2: Convert to fraction form
   2,736.41/4,104.59 = 788.61/x
3. Step 3: Cross multiply
   2,736.41x = 4,104.59 × 788.61
4. Step 4: Simplify right side
   2,736.41x = 3,236,916.78
5. Step 5: Solve for x
   x = 3,236,916.78/2,736.41
6. Step 6: Final answer
   x = 1,182.91