Finding the Fourth Proportional to 1,881.98, 2,823.98 and 1,609.31

Step by Step Solution

1. Step 1: Write the proportion equation
   1,881.98 : 2,823.98 = 1,609.31 : x
2. Step 2: Convert to fraction form
   1,881.98/2,823.98 = 1,609.31/x
3. Step 3: Cross multiply
   1,881.98x = 2,823.98 × 1,609.31
4. Step 4: Simplify right side
   1,881.98x = 4,544,658.27
5. Step 5: Solve for x
   x = 4,544,658.27/1,881.98
6. Step 6: Final answer
   x = 2,414.83