Finding the Fourth Proportional to 2,074.89, 2,863.03 and 1,190.53

Step by Step Solution

1. Step 1: Write the proportion equation
   2,074.89 : 2,863.03 = 1,190.53 : x
2. Step 2: Convert to fraction form
   2,074.89/2,863.03 = 1,190.53/x
3. Step 3: Cross multiply
   2,074.89x = 2,863.03 × 1,190.53
4. Step 4: Simplify right side
   2,074.89x = 3,408,509.84
5. Step 5: Solve for x
   x = 3,408,509.84/2,074.89
6. Step 6: Final answer
   x = 1,642.74