Finding the Fourth Proportional to 2,373.54, 3,271.47 and 1,665.60

Step by Step Solution

1. Step 1: Write the proportion equation
   2,373.54 : 3,271.47 = 1,665.60 : x
2. Step 2: Convert to fraction form
   2,373.54/3,271.47 = 1,665.60/x
3. Step 3: Cross multiply
   2,373.54x = 3,271.47 × 1,665.60
4. Step 4: Simplify right side
   2,373.54x = 5,448,960.43
5. Step 5: Solve for x
   x = 5,448,960.43/2,373.54
6. Step 6: Final answer
   x = 2,295.71