Finding the Fourth Proportional to 2,684.39, 4,026.72 and 736.55

Step by Step Solution

1. Step 1: Write the proportion equation
   2,684.39 : 4,026.72 = 736.55 : x
2. Step 2: Convert to fraction form
   2,684.39/4,026.72 = 736.55/x
3. Step 3: Cross multiply
   2,684.39x = 4,026.72 × 736.55
4. Step 4: Simplify right side
   2,684.39x = 2,965,880.62
5. Step 5: Solve for x
   x = 2,965,880.62/2,684.39
6. Step 6: Final answer
   x = 1,104.86