Finding the Fourth Proportional to 2,738.42, 3,769.71 and 2,074.22

Step by Step Solution

1. Step 1: Write the proportion equation
   2,738.42 : 3,769.71 = 2,074.22 : x
2. Step 2: Convert to fraction form
   2,738.42/3,769.71 = 2,074.22/x
3. Step 3: Cross multiply
   2,738.42x = 3,769.71 × 2,074.22
4. Step 4: Simplify right side
   2,738.42x = 7,819,207.88
5. Step 5: Solve for x
   x = 7,819,207.88/2,738.42
6. Step 6: Final answer
   x = 2,855.37