Finding the Fourth Proportional to 1,155.06, 1,593.73 and 676.42

Step by Step Solution

1. Step 1: Write the proportion equation
   1,155.06 : 1,593.73 = 676.42 : x
2. Step 2: Convert to fraction form
   1,155.06/1,593.73 = 676.42/x
3. Step 3: Cross multiply
   1,155.06x = 1,593.73 × 676.42
4. Step 4: Simplify right side
   1,155.06x = 1,078,030.85
5. Step 5: Solve for x
   x = 1,078,030.85/1,155.06
6. Step 6: Final answer
   x = 933.31