Finding the Fourth Proportional to 1,498.62, 2,068 and 1,144.78

Step by Step Solution

1. Step 1: Write the proportion equation
   1,498.62 : 2,068 = 1,144.78 : x
2. Step 2: Convert to fraction form
   1,498.62/2,068 = 1,144.78/x
3. Step 3: Cross multiply
   1,498.62x = 2,068 × 1,144.78
4. Step 4: Simplify right side
   1,498.62x = 2,367,405.04
5. Step 5: Solve for x
   x = 2,367,405.04/1,498.62
6. Step 6: Final answer
   x = 1,579.72