Finding the Fourth Proportional to 3,573.98, 5,361.59 and 1,626.34

Step by Step Solution

1. Step 1: Write the proportion equation
   3,573.98 : 5,361.59 = 1,626.34 : x
2. Step 2: Convert to fraction form
   3,573.98/5,361.59 = 1,626.34/x
3. Step 3: Cross multiply
   3,573.98x = 5,361.59 × 1,626.34
4. Step 4: Simplify right side
   3,573.98x = 8,719,768.28
5. Step 5: Solve for x
   x = 8,719,768.28/3,573.98
6. Step 6: Final answer
   x = 2,439.79