Finding the Fourth Proportional to 3,762.27, 5,643.22 and 1,786.46

Step by Step Solution

1. Step 1: Write the proportion equation
   3,762.27 : 5,643.22 = 1,786.46 : x
2. Step 2: Convert to fraction form
   3,762.27/5,643.22 = 1,786.46/x
3. Step 3: Cross multiply
   3,762.27x = 5,643.22 × 1,786.46
4. Step 4: Simplify right side
   3,762.27x = 10,081,357.47
5. Step 5: Solve for x
   x = 10,081,357.47/3,762.27
6. Step 6: Final answer
   x = 2,679.59