Finding the Fourth Proportional to 2,405.94, 3,321.51 and 1,624.14

Step by Step Solution

1. Step 1: Write the proportion equation
   2,405.94 : 3,321.51 = 1,624.14 : x
2. Step 2: Convert to fraction form
   2,405.94/3,321.51 = 1,624.14/x
3. Step 3: Cross multiply
   2,405.94x = 3,321.51 × 1,624.14
4. Step 4: Simplify right side
   2,405.94x = 5,394,597.25
5. Step 5: Solve for x
   x = 5,394,597.25/2,405.94
6. Step 6: Final answer
   x = 2,242.20