Finding the Fourth Proportional to 2,443.71, 3,667.03 and 2,245.20

Step by Step Solution

1. Step 1: Write the proportion equation
   2,443.71 : 3,667.03 = 2,245.20 : x
2. Step 2: Convert to fraction form
   2,443.71/3,667.03 = 2,245.20/x
3. Step 3: Cross multiply
   2,443.71x = 3,667.03 × 2,245.20
4. Step 4: Simplify right side
   2,443.71x = 8,233,215.76
5. Step 5: Solve for x
   x = 8,233,215.76/2,443.71
6. Step 6: Final answer
   x = 3,369.15