Finding the Fourth Proportional to 2,018.34, 3,028.38 and 1,045.14

Step by Step Solution

1. Step 1: Write the proportion equation
   2,018.34 : 3,028.38 = 1,045.14 : x
2. Step 2: Convert to fraction form
   2,018.34/3,028.38 = 1,045.14/x
3. Step 3: Cross multiply
   2,018.34x = 3,028.38 × 1,045.14
4. Step 4: Simplify right side
   2,018.34x = 3,165,081.07
5. Step 5: Solve for x
   x = 3,165,081.07/2,018.34
6. Step 6: Final answer
   x = 1,568.16