Finding the Fourth Proportional to 3,651.57, 5,473.71 and 1,799.91

Step by Step Solution

1. Step 1: Write the proportion equation
   3,651.57 : 5,473.71 = 1,799.91 : x
2. Step 2: Convert to fraction form
   3,651.57/5,473.71 = 1,799.91/x
3. Step 3: Cross multiply
   3,651.57x = 5,473.71 × 1,799.91
4. Step 4: Simplify right side
   3,651.57x = 9,852,185.37
5. Step 5: Solve for x
   x = 9,852,185.37/3,651.57
6. Step 6: Final answer
   x = 2,698.07