Finding the Fourth Proportional to 2,049.85, 3,075.68 and 1,075.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,049.85 : 3,075.68 = 1,075.72 : x
2. Step 2: Convert to fraction form
   2,049.85/3,075.68 = 1,075.72/x
3. Step 3: Cross multiply
   2,049.85x = 3,075.68 × 1,075.72
4. Step 4: Simplify right side
   2,049.85x = 3,308,570.49
5. Step 5: Solve for x
   x = 3,308,570.49/2,049.85
6. Step 6: Final answer
   x = 1,614.05