Finding the Fourth Proportional to 2,176.14, 3,264.57 and 1,080.54

Step by Step Solution

1. Step 1: Write the proportion equation
   2,176.14 : 3,264.57 = 1,080.54 : x
2. Step 2: Convert to fraction form
   2,176.14/3,264.57 = 1,080.54/x
3. Step 3: Cross multiply
   2,176.14x = 3,264.57 × 1,080.54
4. Step 4: Simplify right side
   2,176.14x = 3,527,498.47
5. Step 5: Solve for x
   x = 3,527,498.47/2,176.14
6. Step 6: Final answer
   x = 1,620.99