Finding the Fourth Proportional to 3,782.04, 5,674.18 and 1,809.16

Step by Step Solution

1. Step 1: Write the proportion equation
   3,782.04 : 5,674.18 = 1,809.16 : x
2. Step 2: Convert to fraction form
   3,782.04/5,674.18 = 1,809.16/x
3. Step 3: Cross multiply
   3,782.04x = 5,674.18 × 1,809.16
4. Step 4: Simplify right side
   3,782.04x = 10,265,499.49
5. Step 5: Solve for x
   x = 10,265,499.49/3,782.04
6. Step 6: Final answer
   x = 2,714.28