Finding the Fourth Proportional to 1,966.28, 2,944.56 and 1,142.06

Step by Step Solution

1. Step 1: Write the proportion equation
   1,966.28 : 2,944.56 = 1,142.06 : x
2. Step 2: Convert to fraction form
   1,966.28/2,944.56 = 1,142.06/x
3. Step 3: Cross multiply
   1,966.28x = 2,944.56 × 1,142.06
4. Step 4: Simplify right side
   1,966.28x = 3,362,843.76
5. Step 5: Solve for x
   x = 3,362,843.76/1,966.28
6. Step 6: Final answer
   x = 1,710.26