Finding the Fourth Proportional to 2,253.89, 3,111.90 and 1,469.30

Step by Step Solution

1. Step 1: Write the proportion equation
   2,253.89 : 3,111.90 = 1,469.30 : x
2. Step 2: Convert to fraction form
   2,253.89/3,111.90 = 1,469.30/x
3. Step 3: Cross multiply
   2,253.89x = 3,111.90 × 1,469.30
4. Step 4: Simplify right side
   2,253.89x = 4,572,314.67
5. Step 5: Solve for x
   x = 4,572,314.67/2,253.89
6. Step 6: Final answer
   x = 2,028.64