Finding the Fourth Proportional to 2,505.67, 3,458.12 and 1,457.73

Step by Step Solution

1. Step 1: Write the proportion equation
   2,505.67 : 3,458.12 = 1,457.73 : x
2. Step 2: Convert to fraction form
   2,505.67/3,458.12 = 1,457.73/x
3. Step 3: Cross multiply
   2,505.67x = 3,458.12 × 1,457.73
4. Step 4: Simplify right side
   2,505.67x = 5,040,997.98
5. Step 5: Solve for x
   x = 5,040,997.98/2,505.67
6. Step 6: Final answer
   x = 2,011.84