Finding the Fourth Proportional to 1,986.57, 2,974.38 and 1,498.14

Step by Step Solution

1. Step 1: Write the proportion equation
   1,986.57 : 2,974.38 = 1,498.14 : x
2. Step 2: Convert to fraction form
   1,986.57/2,974.38 = 1,498.14/x
3. Step 3: Cross multiply
   1,986.57x = 2,974.38 × 1,498.14
4. Step 4: Simplify right side
   1,986.57x = 4,456,037.65
5. Step 5: Solve for x
   x = 4,456,037.65/1,986.57
6. Step 6: Final answer
   x = 2,243.08