Finding the Fourth Proportional to 2,406.72, 3,324.87 and 1,624.26

Step by Step Solution

1. Step 1: Write the proportion equation
   2,406.72 : 3,324.87 = 1,624.26 : x
2. Step 2: Convert to fraction form
   2,406.72/3,324.87 = 1,624.26/x
3. Step 3: Cross multiply
   2,406.72x = 3,324.87 × 1,624.26
4. Step 4: Simplify right side
   2,406.72x = 5,400,453.35
5. Step 5: Solve for x
   x = 5,400,453.35/2,406.72
6. Step 6: Final answer
   x = 2,243.91