Finding the Fourth Proportional to 2,494.37, 3,738.31 and 1,261.10

Step by Step Solution

1. Step 1: Write the proportion equation
   2,494.37 : 3,738.31 = 1,261.10 : x
2. Step 2: Convert to fraction form
   2,494.37/3,738.31 = 1,261.10/x
3. Step 3: Cross multiply
   2,494.37x = 3,738.31 × 1,261.10
4. Step 4: Simplify right side
   2,494.37x = 4,714,388.93
5. Step 5: Solve for x
   x = 4,714,388.93/2,494.37
6. Step 6: Final answer
   x = 1,890.01