Finding the Fourth Proportional to 2,622.45, 3,618.96 and 1,503.39

Step by Step Solution

1. Step 1: Write the proportion equation
   2,622.45 : 3,618.96 = 1,503.39 : x
2. Step 2: Convert to fraction form
   2,622.45/3,618.96 = 1,503.39/x
3. Step 3: Cross multiply
   2,622.45x = 3,618.96 × 1,503.39
4. Step 4: Simplify right side
   2,622.45x = 5,440,708.27
5. Step 5: Solve for x
   x = 5,440,708.27/2,622.45
6. Step 6: Final answer
   x = 2,074.67