Finding the Fourth Proportional to 2,531.78, 3,493.57 and 1,469.22

Step by Step Solution

1. Step 1: Write the proportion equation
   2,531.78 : 3,493.57 = 1,469.22 : x
2. Step 2: Convert to fraction form
   2,531.78/3,493.57 = 1,469.22/x
3. Step 3: Cross multiply
   2,531.78x = 3,493.57 × 1,469.22
4. Step 4: Simplify right side
   2,531.78x = 5,132,822.92
5. Step 5: Solve for x
   x = 5,132,822.92/2,531.78
6. Step 6: Final answer
   x = 2,027.36