Finding the Fourth Proportional to 2,491.06, 3,436.54 and 1,606.54

Step by Step Solution

1. Step 1: Write the proportion equation
   2,491.06 : 3,436.54 = 1,606.54 : x
2. Step 2: Convert to fraction form
   2,491.06/3,436.54 = 1,606.54/x
3. Step 3: Cross multiply
   2,491.06x = 3,436.54 × 1,606.54
4. Step 4: Simplify right side
   2,491.06x = 5,520,938.97
5. Step 5: Solve for x
   x = 5,520,938.97/2,491.06
6. Step 6: Final answer
   x = 2,216.30