Finding the Fourth Proportional to 2,341.14, 3,245.57 and 2,216.30

Step by Step Solution

1. Step 1: Write the proportion equation
   2,341.14 : 3,245.57 = 2,216.30 : x
2. Step 2: Convert to fraction form
   2,341.14/3,245.57 = 2,216.30/x
3. Step 3: Cross multiply
   2,341.14x = 3,245.57 × 2,216.30
4. Step 4: Simplify right side
   2,341.14x = 7,193,129.48
5. Step 5: Solve for x
   x = 7,193,129.48/2,341.14
6. Step 6: Final answer
   x = 3,072.49