Finding the Fourth Proportional to 2,736.52, 4,104.18 and 788.30

Step by Step Solution

1. Step 1: Write the proportion equation
   2,736.52 : 4,104.18 = 788.30 : x
2. Step 2: Convert to fraction form
   2,736.52/4,104.18 = 788.30/x
3. Step 3: Cross multiply
   2,736.52x = 4,104.18 × 788.30
4. Step 4: Simplify right side
   2,736.52x = 3,235,325.09
5. Step 5: Solve for x
   x = 3,235,325.09/2,736.52
6. Step 6: Final answer
   x = 1,182.28