Finding the Fourth Proportional to 3,603.37, 5,405.50 and 1,137.83

Step by Step Solution

1. Step 1: Write the proportion equation
   3,603.37 : 5,405.50 = 1,137.83 : x
2. Step 2: Convert to fraction form
   3,603.37/5,405.50 = 1,137.83/x
3. Step 3: Cross multiply
   3,603.37x = 5,405.50 × 1,137.83
4. Step 4: Simplify right side
   3,603.37x = 6,150,513.04
5. Step 5: Solve for x
   x = 6,150,513.04/3,603.37
6. Step 6: Final answer
   x = 1,706.88