Finding the Fourth Proportional to 2,671.98, 3,687.27 and 1,609.86

Step by Step Solution

1. Step 1: Write the proportion equation
   2,671.98 : 3,687.27 = 1,609.86 : x
2. Step 2: Convert to fraction form
   2,671.98/3,687.27 = 1,609.86/x
3. Step 3: Cross multiply
   2,671.98x = 3,687.27 × 1,609.86
4. Step 4: Simplify right side
   2,671.98x = 5,935,988.48
5. Step 5: Solve for x
   x = 5,935,988.48/2,671.98
6. Step 6: Final answer
   x = 2,221.57