Finding the Fourth Proportional to 2,074.50, 2,862.81 and 1,190.27

Step by Step Solution

1. Step 1: Write the proportion equation
   2,074.50 : 2,862.81 = 1,190.27 : x
2. Step 2: Convert to fraction form
   2,074.50/2,862.81 = 1,190.27/x
3. Step 3: Cross multiply
   2,074.50x = 2,862.81 × 1,190.27
4. Step 4: Simplify right side
   2,074.50x = 3,407,502.54
5. Step 5: Solve for x
   x = 3,407,502.54/2,074.50
6. Step 6: Final answer
   x = 1,642.57