Finding the Fourth Proportional to 3,662.01, 5,488.95 and 1,809.18

Step by Step Solution

1. Step 1: Write the proportion equation
   3,662.01 : 5,488.95 = 1,809.18 : x
2. Step 2: Convert to fraction form
   3,662.01/5,488.95 = 1,809.18/x
3. Step 3: Cross multiply
   3,662.01x = 5,488.95 × 1,809.18
4. Step 4: Simplify right side
   3,662.01x = 9,930,498.56
5. Step 5: Solve for x
   x = 9,930,498.56/3,662.01
6. Step 6: Final answer
   x = 2,711.76