Finding the Fourth Proportional to 2,451.99, 3,383.81 and 1,457.80

Step by Step Solution

1. Step 1: Write the proportion equation
   2,451.99 : 3,383.81 = 1,457.80 : x
2. Step 2: Convert to fraction form
   2,451.99/3,383.81 = 1,457.80/x
3. Step 3: Cross multiply
   2,451.99x = 3,383.81 × 1,457.80
4. Step 4: Simplify right side
   2,451.99x = 4,932,918.22
5. Step 5: Solve for x
   x = 4,932,918.22/2,451.99
6. Step 6: Final answer
   x = 2,011.80