Finding the Fourth Proportional to 1,942.28, 2,908.78 and 1,063.46

Step by Step Solution

1. Step 1: Write the proportion equation
   1,942.28 : 2,908.78 = 1,063.46 : x
2. Step 2: Convert to fraction form
   1,942.28/2,908.78 = 1,063.46/x
3. Step 3: Cross multiply
   1,942.28x = 2,908.78 × 1,063.46
4. Step 4: Simplify right side
   1,942.28x = 3,093,375.79
5. Step 5: Solve for x
   x = 3,093,375.79/1,942.28
6. Step 6: Final answer
   x = 1,592.65