Finding the Fourth Proportional to 1,459.36, 2,182.83 and 1,279.54

Step by Step Solution

1. Step 1: Write the proportion equation
   1,459.36 : 2,182.83 = 1,279.54 : x
2. Step 2: Convert to fraction form
   1,459.36/2,182.83 = 1,279.54/x
3. Step 3: Cross multiply
   1,459.36x = 2,182.83 × 1,279.54
4. Step 4: Simplify right side
   1,459.36x = 2,793,018.30
5. Step 5: Solve for x
   x = 2,793,018.30/1,459.36
6. Step 6: Final answer
   x = 1,913.87