Finding the Fourth Proportional to 2,576.23, 3,555.15 and 1,457.13

Step by Step Solution

1. Step 1: Write the proportion equation
   2,576.23 : 3,555.15 = 1,457.13 : x
2. Step 2: Convert to fraction form
   2,576.23/3,555.15 = 1,457.13/x
3. Step 3: Cross multiply
   2,576.23x = 3,555.15 × 1,457.13
4. Step 4: Simplify right side
   2,576.23x = 5,180,315.72
5. Step 5: Solve for x
   x = 5,180,315.72/2,576.23
6. Step 6: Final answer
   x = 2,010.81