Finding the Fourth Proportional to 2,296.05, 3,168.78 and 1,457.13

Step by Step Solution

1. Step 1: Write the proportion equation
   2,296.05 : 3,168.78 = 1,457.13 : x
2. Step 2: Convert to fraction form
   2,296.05/3,168.78 = 1,457.13/x
3. Step 3: Cross multiply
   2,296.05x = 3,168.78 × 1,457.13
4. Step 4: Simplify right side
   2,296.05x = 4,617,324.40
5. Step 5: Solve for x
   x = 4,617,324.40/2,296.05
6. Step 6: Final answer
   x = 2,010.99