Finding the Fourth Proportional to 2,018.68, 3,028.56 and 632.04

Step by Step Solution

1. Step 1: Write the proportion equation
   2,018.68 : 3,028.56 = 632.04 : x
2. Step 2: Convert to fraction form
   2,018.68/3,028.56 = 632.04/x
3. Step 3: Cross multiply
   2,018.68x = 3,028.56 × 632.04
4. Step 4: Simplify right side
   2,018.68x = 1,914,171.06
5. Step 5: Solve for x
   x = 1,914,171.06/2,018.68
6. Step 6: Final answer
   x = 948.23