Finding the Fourth Proportional to 1,964.73, 2,711.32 and 1,080.59

Step by Step Solution

1. Step 1: Write the proportion equation
   1,964.73 : 2,711.32 = 1,080.59 : x
2. Step 2: Convert to fraction form
   1,964.73/2,711.32 = 1,080.59/x
3. Step 3: Cross multiply
   1,964.73x = 2,711.32 × 1,080.59
4. Step 4: Simplify right side
   1,964.73x = 2,929,811.72
5. Step 5: Solve for x
   x = 2,929,811.72/1,964.73
6. Step 6: Final answer
   x = 1,491.21