Finding the Fourth Proportional to 2,414.19, 3,618.86 and 1,116.57

Step by Step Solution

1. Step 1: Write the proportion equation
   2,414.19 : 3,618.86 = 1,116.57 : x
2. Step 2: Convert to fraction form
   2,414.19/3,618.86 = 1,116.57/x
3. Step 3: Cross multiply
   2,414.19x = 3,618.86 × 1,116.57
4. Step 4: Simplify right side
   2,414.19x = 4,040,704.93
5. Step 5: Solve for x
   x = 4,040,704.93/2,414.19
6. Step 6: Final answer
   x = 1,673.73