Finding the Fourth Proportional to 2,576.18, 3,554.28 and 1,457.01

Step by Step Solution

1. Step 1: Write the proportion equation
   2,576.18 : 3,554.28 = 1,457.01 : x
2. Step 2: Convert to fraction form
   2,576.18/3,554.28 = 1,457.01/x
3. Step 3: Cross multiply
   2,576.18x = 3,554.28 × 1,457.01
4. Step 4: Simplify right side
   2,576.18x = 5,178,621.50
5. Step 5: Solve for x
   x = 5,178,621.50/2,576.18
6. Step 6: Final answer
   x = 2,010.19