Finding the Fourth Proportional to 3,766.45, 5,642.33 and 1,789.27

Step by Step Solution

1. Step 1: Write the proportion equation
   3,766.45 : 5,642.33 = 1,789.27 : x
2. Step 2: Convert to fraction form
   3,766.45/5,642.33 = 1,789.27/x
3. Step 3: Cross multiply
   3,766.45x = 5,642.33 × 1,789.27
4. Step 4: Simplify right side
   3,766.45x = 10,095,628.75
5. Step 5: Solve for x
   x = 10,095,628.75/3,766.45
6. Step 6: Final answer
   x = 2,680.41