Finding the Fourth Proportional to 3,556.28, 4,907.67 and 2,064.50

Step by Step Solution

1. Step 1: Write the proportion equation
   3,556.28 : 4,907.67 = 2,064.50 : x
2. Step 2: Convert to fraction form
   3,556.28/4,907.67 = 2,064.50/x
3. Step 3: Cross multiply
   3,556.28x = 4,907.67 × 2,064.50
4. Step 4: Simplify right side
   3,556.28x = 10,131,884.72
5. Step 5: Solve for x
   x = 10,131,884.72/3,556.28
6. Step 6: Final answer
   x = 2,849.01