Finding the Fourth Proportional to 1,834.06, 2,749.47 and 679.06

Step by Step Solution

1. Step 1: Write the proportion equation
   1,834.06 : 2,749.47 = 679.06 : x
2. Step 2: Convert to fraction form
   1,834.06/2,749.47 = 679.06/x
3. Step 3: Cross multiply
   1,834.06x = 2,749.47 × 679.06
4. Step 4: Simplify right side
   1,834.06x = 1,867,055.10
5. Step 5: Solve for x
   x = 1,867,055.10/1,834.06
6. Step 6: Final answer
   x = 1,017.99