Finding the Fourth Proportional to 3,751.81, 5,175.78 and 2,425.94

Step by Step Solution

1. Step 1: Write the proportion equation
   3,751.81 : 5,175.78 = 2,425.94 : x
2. Step 2: Convert to fraction form
   3,751.81/5,175.78 = 2,425.94/x
3. Step 3: Cross multiply
   3,751.81x = 5,175.78 × 2,425.94
4. Step 4: Simplify right side
   3,751.81x = 12,556,131.73
5. Step 5: Solve for x
   x = 12,556,131.73/3,751.81
6. Step 6: Final answer
   x = 3,346.69