Finding the Fourth Proportional to 3,564.58, 4,919.15 and 2,072.54

Step by Step Solution

1. Step 1: Write the proportion equation
   3,564.58 : 4,919.15 = 2,072.54 : x
2. Step 2: Convert to fraction form
   3,564.58/4,919.15 = 2,072.54/x
3. Step 3: Cross multiply
   3,564.58x = 4,919.15 × 2,072.54
4. Step 4: Simplify right side
   3,564.58x = 10,195,100.18
5. Step 5: Solve for x
   x = 10,195,100.18/3,564.58
6. Step 6: Final answer
   x = 2,860.12