Finding the Fourth Proportional to 2,513.18, 3,764.73 and 1,198.21

Step by Step Solution

1. Step 1: Write the proportion equation
   2,513.18 : 3,764.73 = 1,198.21 : x
2. Step 2: Convert to fraction form
   2,513.18/3,764.73 = 1,198.21/x
3. Step 3: Cross multiply
   2,513.18x = 3,764.73 × 1,198.21
4. Step 4: Simplify right side
   2,513.18x = 4,510,916.65
5. Step 5: Solve for x
   x = 4,510,916.65/2,513.18
6. Step 6: Final answer
   x = 1,794.91