Finding the Fourth Proportional to 2,642.28, 3,956.05 and 1,341.01

Step by Step Solution

1. Step 1: Write the proportion equation
   2,642.28 : 3,956.05 = 1,341.01 : x
2. Step 2: Convert to fraction form
   2,642.28/3,956.05 = 1,341.01/x
3. Step 3: Cross multiply
   2,642.28x = 3,956.05 × 1,341.01
4. Step 4: Simplify right side
   2,642.28x = 5,305,102.61
5. Step 5: Solve for x
   x = 5,305,102.61/2,642.28
6. Step 6: Final answer
   x = 2,007.77