Finding the Fourth Proportional to 2,074.08, 3,112.42 and 841.49

Step by Step Solution

1. Step 1: Write the proportion equation
   2,074.08 : 3,112.42 = 841.49 : x
2. Step 2: Convert to fraction form
   2,074.08/3,112.42 = 841.49/x
3. Step 3: Cross multiply
   2,074.08x = 3,112.42 × 841.49
4. Step 4: Simplify right side
   2,074.08x = 2,619,066.10
5. Step 5: Solve for x
   x = 2,619,066.10/2,074.08
6. Step 6: Final answer
   x = 1,262.76