Finding the Fourth Proportional to 2,984.31, 4,118.33 and 1,805.37

Step by Step Solution

1. Step 1: Write the proportion equation
   2,984.31 : 4,118.33 = 1,805.37 : x
2. Step 2: Convert to fraction form
   2,984.31/4,118.33 = 1,805.37/x
3. Step 3: Cross multiply
   2,984.31x = 4,118.33 × 1,805.37
4. Step 4: Simplify right side
   2,984.31x = 7,435,100.41
5. Step 5: Solve for x
   x = 7,435,100.41/2,984.31
6. Step 6: Final answer
   x = 2,491.40