Finding the Fourth Proportional to 2,425.34, 3,639.83 and 1,603.32

Step by Step Solution

1. Step 1: Write the proportion equation
   2,425.34 : 3,639.83 = 1,603.32 : x
2. Step 2: Convert to fraction form
   2,425.34/3,639.83 = 1,603.32/x
3. Step 3: Cross multiply
   2,425.34x = 3,639.83 × 1,603.32
4. Step 4: Simplify right side
   2,425.34x = 5,835,804.22
5. Step 5: Solve for x
   x = 5,835,804.22/2,425.34
6. Step 6: Final answer
   x = 2,406.18