Finding the Fourth Proportional to 2,493.99, 3,738.59 and 1,107.51

Step by Step Solution

1. Step 1: Write the proportion equation
   2,493.99 : 3,738.59 = 1,107.51 : x
2. Step 2: Convert to fraction form
   2,493.99/3,738.59 = 1,107.51/x
3. Step 3: Cross multiply
   2,493.99x = 3,738.59 × 1,107.51
4. Step 4: Simplify right side
   2,493.99x = 4,140,510.41
5. Step 5: Solve for x
   x = 4,140,510.41/2,493.99
6. Step 6: Final answer
   x = 1,660.20