Finding the Fourth Proportional to 2,018.01, 3,030.09 and 1,673.56

Step by Step Solution

1. Step 1: Write the proportion equation
   2,018.01 : 3,030.09 = 1,673.56 : x
2. Step 2: Convert to fraction form
   2,018.01/3,030.09 = 1,673.56/x
3. Step 3: Cross multiply
   2,018.01x = 3,030.09 × 1,673.56
4. Step 4: Simplify right side
   2,018.01x = 5,071,013.90
5. Step 5: Solve for x
   x = 5,071,013.90/2,018.01
6. Step 6: Final answer
   x = 2,512.88