Finding the Fourth Proportional to 2,363.18, 3,540.80 and 1,668.69

Step by Step Solution

1. Step 1: Write the proportion equation
   2,363.18 : 3,540.80 = 1,668.69 : x
2. Step 2: Convert to fraction form
   2,363.18/3,540.80 = 1,668.69/x
3. Step 3: Cross multiply
   2,363.18x = 3,540.80 × 1,668.69
4. Step 4: Simplify right side
   2,363.18x = 5,908,501.72
5. Step 5: Solve for x
   x = 5,908,501.72/2,363.18
6. Step 6: Final answer
   x = 2,500.24