Finding the Fourth Proportional to 2,845.84, 3,919.38 and 2,452.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,845.84 : 3,919.38 = 2,452.72 : x
2. Step 2: Convert to fraction form
   2,845.84/3,919.38 = 2,452.72/x
3. Step 3: Cross multiply
   2,845.84x = 3,919.38 × 2,452.72
4. Step 4: Simplify right side
   2,845.84x = 9,613,141.71
5. Step 5: Solve for x
   x = 9,613,141.71/2,845.84
6. Step 6: Final answer
   x = 3,377.96