Finding the Fourth Proportional to 2,622.39, 3,618.83 and 1,503.98

Step by Step Solution

1. Step 1: Write the proportion equation
   2,622.39 : 3,618.83 = 1,503.98 : x
2. Step 2: Convert to fraction form
   2,622.39/3,618.83 = 1,503.98/x
3. Step 3: Cross multiply
   2,622.39x = 3,618.83 × 1,503.98
4. Step 4: Simplify right side
   2,622.39x = 5,442,647.94
5. Step 5: Solve for x
   x = 5,442,647.94/2,622.39
6. Step 6: Final answer
   x = 2,075.46