Finding the Fourth Proportional to 2,243.21, 3,099.90 and 1,682.71

Step by Step Solution

1. Step 1: Write the proportion equation
   2,243.21 : 3,099.90 = 1,682.71 : x
2. Step 2: Convert to fraction form
   2,243.21/3,099.90 = 1,682.71/x
3. Step 3: Cross multiply
   2,243.21x = 3,099.90 × 1,682.71
4. Step 4: Simplify right side
   2,243.21x = 5,216,226.56
5. Step 5: Solve for x
   x = 5,216,226.56/2,243.21
6. Step 6: Final answer
   x = 2,325.34