Finding the Fourth Proportional to 2,443.24, 3,666.22 and 2,423.40

Step by Step Solution

1. Step 1: Write the proportion equation
   2,443.24 : 3,666.22 = 2,423.40 : x
2. Step 2: Convert to fraction form
   2,443.24/3,666.22 = 2,423.40/x
3. Step 3: Cross multiply
   2,443.24x = 3,666.22 × 2,423.40
4. Step 4: Simplify right side
   2,443.24x = 8,884,717.55
5. Step 5: Solve for x
   x = 8,884,717.55/2,443.24
6. Step 6: Final answer
   x = 3,636.45