Finding the Fourth Proportional to 2,522.44, 3,481.02 and 1,578.16

Step by Step Solution

1. Step 1: Write the proportion equation
   2,522.44 : 3,481.02 = 1,578.16 : x
2. Step 2: Convert to fraction form
   2,522.44/3,481.02 = 1,578.16/x
3. Step 3: Cross multiply
   2,522.44x = 3,481.02 × 1,578.16
4. Step 4: Simplify right side
   2,522.44x = 5,493,606.52
5. Step 5: Solve for x
   x = 5,493,606.52/2,522.44
6. Step 6: Final answer
   x = 2,177.89