Finding the Fourth Proportional to 2,622.69, 3,619.37 and 1,503.73

Step by Step Solution

1. Step 1: Write the proportion equation
   2,622.69 : 3,619.37 = 1,503.73 : x
2. Step 2: Convert to fraction form
   2,622.69/3,619.37 = 1,503.73/x
3. Step 3: Cross multiply
   2,622.69x = 3,619.37 × 1,503.73
4. Step 4: Simplify right side
   2,622.69x = 5,442,555.25
5. Step 5: Solve for x
   x = 5,442,555.25/2,622.69
6. Step 6: Final answer
   x = 2,075.18