Finding the Fourth Proportional to 2,501.28, 3,451.28 and 1,382.00

Step by Step Solution

1. Step 1: Write the proportion equation
   2,501.28 : 3,451.28 = 1,382.00 : x
2. Step 2: Convert to fraction form
   2,501.28/3,451.28 = 1,382.00/x
3. Step 3: Cross multiply
   2,501.28x = 3,451.28 × 1,382.00
4. Step 4: Simplify right side
   2,501.28x = 4,769,644.79
5. Step 5: Solve for x
   x = 4,769,644.79/2,501.28
6. Step 6: Final answer
   x = 1,906.88