Finding the Fourth Proportional to 2,622.36, 3,618.83 and 1,503.28

Step by Step Solution

1. Step 1: Write the proportion equation
   2,622.36 : 3,618.83 = 1,503.28 : x
2. Step 2: Convert to fraction form
   2,622.36/3,618.83 = 1,503.28/x
3. Step 3: Cross multiply
   2,622.36x = 3,618.83 × 1,503.28
4. Step 4: Simplify right side
   2,622.36x = 5,440,109.47
5. Step 5: Solve for x
   x = 5,440,109.47/2,622.36
6. Step 6: Final answer
   x = 2,074.51