Finding the Fourth Proportional to 2,408.34, 3,322.41 and 2,112.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,408.34 : 3,322.41 = 2,112.72 : x
2. Step 2: Convert to fraction form
   2,408.34/3,322.41 = 2,112.72/x
3. Step 3: Cross multiply
   2,408.34x = 3,322.41 × 2,112.72
4. Step 4: Simplify right side
   2,408.34x = 7,019,322.06
5. Step 5: Solve for x
   x = 7,019,322.06/2,408.34
6. Step 6: Final answer
   x = 2,914.59