Finding the Fourth Proportional to 2,493.44, 3,738.60 and 1,106.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,493.44 : 3,738.60 = 1,106.72 : x
2. Step 2: Convert to fraction form
   2,493.44/3,738.60 = 1,106.72/x
3. Step 3: Cross multiply
   2,493.44x = 3,738.60 × 1,106.72
4. Step 4: Simplify right side
   2,493.44x = 4,137,583.39
5. Step 5: Solve for x
   x = 4,137,583.39/2,493.44
6. Step 6: Final answer
   x = 1,659.39