Finding the Fourth Proportional to 2,679.03, 4,018.23 and 1,118.09

Step by Step Solution

1. Step 1: Write the proportion equation
   2,679.03 : 4,018.23 = 1,118.09 : x
2. Step 2: Convert to fraction form
   2,679.03/4,018.23 = 1,118.09/x
3. Step 3: Cross multiply
   2,679.03x = 4,018.23 × 1,118.09
4. Step 4: Simplify right side
   2,679.03x = 4,492,722.69
5. Step 5: Solve for x
   x = 4,492,722.69/2,679.03
6. Step 6: Final answer
   x = 1,677.00