Finding the Fourth Proportional to 2,969.68, 4,454.51 and 2,789.25

Step by Step Solution

1. Step 1: Write the proportion equation
   2,969.68 : 4,454.51 = 2,789.25 : x
2. Step 2: Convert to fraction form
   2,969.68/4,454.51 = 2,789.25/x
3. Step 3: Cross multiply
   2,969.68x = 4,454.51 × 2,789.25
4. Step 4: Simplify right side
   2,969.68x = 12,424,742.02
5. Step 5: Solve for x
   x = 12,424,742.02/2,969.68
6. Step 6: Final answer
   x = 4,183.87