Finding the Fourth Proportional to 1,480.89, 2,028.81 and 1,425.51

Step by Step Solution

1. Step 1: Write the proportion equation
   1,480.89 : 2,028.81 = 1,425.51 : x
2. Step 2: Convert to fraction form
   1,480.89/2,028.81 = 1,425.51/x
3. Step 3: Cross multiply
   1,480.89x = 2,028.81 × 1,425.51
4. Step 4: Simplify right side
   1,480.89x = 2,892,088.94
5. Step 5: Solve for x
   x = 2,892,088.94/1,480.89
6. Step 6: Final answer
   x = 1,952.94