Finding the Fourth Proportional to 2,555.08, 3,524.22 and 1,671.90

Step by Step Solution

1. Step 1: Write the proportion equation
   2,555.08 : 3,524.22 = 1,671.90 : x
2. Step 2: Convert to fraction form
   2,555.08/3,524.22 = 1,671.90/x
3. Step 3: Cross multiply
   2,555.08x = 3,524.22 × 1,671.90
4. Step 4: Simplify right side
   2,555.08x = 5,892,143.42
5. Step 5: Solve for x
   x = 5,892,143.42/2,555.08
6. Step 6: Final answer
   x = 2,306.05