Finding the Fourth Proportional to 2,075.52, 2,861.60 and 1,328.24

Step by Step Solution

1. Step 1: Write the proportion equation
   2,075.52 : 2,861.60 = 1,328.24 : x
2. Step 2: Convert to fraction form
   2,075.52/2,861.60 = 1,328.24/x
3. Step 3: Cross multiply
   2,075.52x = 2,861.60 × 1,328.24
4. Step 4: Simplify right side
   2,075.52x = 3,800,891.58
5. Step 5: Solve for x
   x = 3,800,891.58/2,075.52
6. Step 6: Final answer
   x = 1,831.30