Finding the Fourth Proportional to 2,528.91, 3,794.18 and 1,297.22

Step by Step Solution

1. Step 1: Write the proportion equation
   2,528.91 : 3,794.18 = 1,297.22 : x
2. Step 2: Convert to fraction form
   2,528.91/3,794.18 = 1,297.22/x
3. Step 3: Cross multiply
   2,528.91x = 3,794.18 × 1,297.22
4. Step 4: Simplify right side
   2,528.91x = 4,921,860.72
5. Step 5: Solve for x
   x = 4,921,860.72/2,528.91
6. Step 6: Final answer
   x = 1,946.24