Finding the Fourth Proportional to 2,185.39, 3,017.07 and 1,673.40

Step by Step Solution

1. Step 1: Write the proportion equation
   2,185.39 : 3,017.07 = 1,673.40 : x
2. Step 2: Convert to fraction form
   2,185.39/3,017.07 = 1,673.40/x
3. Step 3: Cross multiply
   2,185.39x = 3,017.07 × 1,673.40
4. Step 4: Simplify right side
   2,185.39x = 5,048,756.57
5. Step 5: Solve for x
   x = 5,048,756.57/2,185.39
6. Step 6: Final answer
   x = 2,310.23