Finding the Fourth Proportional to 1,233.83, 1,702.67 and 674.30

Step by Step Solution

1. Step 1: Write the proportion equation
   1,233.83 : 1,702.67 = 674.30 : x
2. Step 2: Convert to fraction form
   1,233.83/1,702.67 = 674.30/x
3. Step 3: Cross multiply
   1,233.83x = 1,702.67 × 674.30
4. Step 4: Simplify right side
   1,233.83x = 1,148,101.87
5. Step 5: Solve for x
   x = 1,148,101.87/1,233.83
6. Step 6: Final answer
   x = 930.52