Finding the Fourth Proportional to 1,168.56, 1,746.36 and 1,022.76

Step by Step Solution

1. Step 1: Write the proportion equation
   1,168.56 : 1,746.36 = 1,022.76 : x
2. Step 2: Convert to fraction form
   1,168.56/1,746.36 = 1,022.76/x
3. Step 3: Cross multiply
   1,168.56x = 1,746.36 × 1,022.76
4. Step 4: Simplify right side
   1,168.56x = 1,786,107.15
5. Step 5: Solve for x
   x = 1,786,107.15/1,168.56
6. Step 6: Final answer
   x = 1,528.47