Finding the Fourth Proportional to 1,174.29, 1,620.38 and 676.83

Step by Step Solution

1. Step 1: Write the proportion equation
   1,174.29 : 1,620.38 = 676.83 : x
2. Step 2: Convert to fraction form
   1,174.29/1,620.38 = 676.83/x
3. Step 3: Cross multiply
   1,174.29x = 1,620.38 × 676.83
4. Step 4: Simplify right side
   1,174.29x = 1,096,713.69
5. Step 5: Solve for x
   x = 1,096,713.69/1,174.29
6. Step 6: Final answer
   x = 933.94