Finding the Fourth Proportional to 2,028.09, 3,021.35 and 1,953.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,028.09 : 3,021.35 = 1,953.72 : x
2. Step 2: Convert to fraction form
   2,028.09/3,021.35 = 1,953.72/x
3. Step 3: Cross multiply
   2,028.09x = 3,021.35 × 1,953.72
4. Step 4: Simplify right side
   2,028.09x = 5,902,873.14
5. Step 5: Solve for x
   x = 5,902,873.14/2,028.09
6. Step 6: Final answer
   x = 2,910.56