Finding the Fourth Proportional to 2,254.28, 3,109.49 and 1,458.61

Step by Step Solution

1. Step 1: Write the proportion equation
   2,254.28 : 3,109.49 = 1,458.61 : x
2. Step 2: Convert to fraction form
   2,254.28/3,109.49 = 1,458.61/x
3. Step 3: Cross multiply
   2,254.28x = 3,109.49 × 1,458.61
4. Step 4: Simplify right side
   2,254.28x = 4,535,523.61
5. Step 5: Solve for x
   x = 4,535,523.61/2,254.28
6. Step 6: Final answer
   x = 2,011.96