Finding the Fourth Proportional to 2,229.10, 3,337.40 and 1,679.56

Step by Step Solution

1. Step 1: Write the proportion equation
   2,229.10 : 3,337.40 = 1,679.56 : x
2. Step 2: Convert to fraction form
   2,229.10/3,337.40 = 1,679.56/x
3. Step 3: Cross multiply
   2,229.10x = 3,337.40 × 1,679.56
4. Step 4: Simplify right side
   2,229.10x = 5,605,346.86
5. Step 5: Solve for x
   x = 5,605,346.86/2,229.10
6. Step 6: Final answer
   x = 2,514.63