Finding the Fourth Proportional to 1,168.56, 1,746.72 and 893.16

Step by Step Solution

1. Step 1: Write the proportion equation
   1,168.56 : 1,746.72 = 893.16 : x
2. Step 2: Convert to fraction form
   1,168.56/1,746.72 = 893.16/x
3. Step 3: Cross multiply
   1,168.56x = 1,746.72 × 893.16
4. Step 4: Simplify right side
   1,168.56x = 1,560,100.44
5. Step 5: Solve for x
   x = 1,560,100.44/1,168.56
6. Step 6: Final answer
   x = 1,335.06