Finding the Fourth Proportional to 2,459.80, 3,687.27 and 1,162.18

Step by Step Solution

1. Step 1: Write the proportion equation
   2,459.80 : 3,687.27 = 1,162.18 : x
2. Step 2: Convert to fraction form
   2,459.80/3,687.27 = 1,162.18/x
3. Step 3: Cross multiply
   2,459.80x = 3,687.27 × 1,162.18
4. Step 4: Simplify right side
   2,459.80x = 4,285,271.45
5. Step 5: Solve for x
   x = 4,285,271.45/2,459.80
6. Step 6: Final answer
   x = 1,742.12