Finding the Fourth Proportional to 1,150.32, 1,587.61 and 1,079.94

Step by Step Solution

1. Step 1: Write the proportion equation
   1,150.32 : 1,587.61 = 1,079.94 : x
2. Step 2: Convert to fraction form
   1,150.32/1,587.61 = 1,079.94/x
3. Step 3: Cross multiply
   1,150.32x = 1,587.61 × 1,079.94
4. Step 4: Simplify right side
   1,150.32x = 1,714,523.54
5. Step 5: Solve for x
   x = 1,714,523.54/1,150.32
6. Step 6: Final answer
   x = 1,490.48