Finding the Fourth Proportional to 2,270.25, 3,134.41 and 1,851.61

Step by Step Solution

1. Step 1: Write the proportion equation
   2,270.25 : 3,134.41 = 1,851.61 : x
2. Step 2: Convert to fraction form
   2,270.25/3,134.41 = 1,851.61/x
3. Step 3: Cross multiply
   2,270.25x = 3,134.41 × 1,851.61
4. Step 4: Simplify right side
   2,270.25x = 5,803,704.90
5. Step 5: Solve for x
   x = 5,803,704.90/2,270.25
6. Step 6: Final answer
   x = 2,556.42