Finding the Fourth Proportional to 3,003.96, 4,483.71 and 2,819.28

Step by Step Solution

1. Step 1: Write the proportion equation
   3,003.96 : 4,483.71 = 2,819.28 : x
2. Step 2: Convert to fraction form
   3,003.96/4,483.71 = 2,819.28/x
3. Step 3: Cross multiply
   3,003.96x = 4,483.71 × 2,819.28
4. Step 4: Simplify right side
   3,003.96x = 12,640,833.93
5. Step 5: Solve for x
   x = 12,640,833.93/3,003.96
6. Step 6: Final answer
   x = 4,208.06