Finding the Fourth Proportional to 2,557.22, 3,529.31 and 1,495.31

Step by Step Solution

1. Step 1: Write the proportion equation
   2,557.22 : 3,529.31 = 1,495.31 : x
2. Step 2: Convert to fraction form
   2,557.22/3,529.31 = 1,495.31/x
3. Step 3: Cross multiply
   2,557.22x = 3,529.31 × 1,495.31
4. Step 4: Simplify right side
   2,557.22x = 5,277,387.41
5. Step 5: Solve for x
   x = 5,277,387.41/2,557.22
6. Step 6: Final answer
   x = 2,063.72