Finding the Fourth Proportional to 1,498.91, 2,067.32 and 1,080.81

Step by Step Solution

1. Step 1: Write the proportion equation
   1,498.91 : 2,067.32 = 1,080.81 : x
2. Step 2: Convert to fraction form
   1,498.91/2,067.32 = 1,080.81/x
3. Step 3: Cross multiply
   1,498.91x = 2,067.32 × 1,080.81
4. Step 4: Simplify right side
   1,498.91x = 2,234,382.83
5. Step 5: Solve for x
   x = 2,234,382.83/1,498.91
6. Step 6: Final answer
   x = 1,490.68