Finding the Fourth Proportional to 1,174.83, 1,621.32 and 677.46

Step by Step Solution

1. Step 1: Write the proportion equation
   1,174.83 : 1,621.32 = 677.46 : x
2. Step 2: Convert to fraction form
   1,174.83/1,621.32 = 677.46/x
3. Step 3: Cross multiply
   1,174.83x = 1,621.32 × 677.46
4. Step 4: Simplify right side
   1,174.83x = 1,098,379.45
5. Step 5: Solve for x
   x = 1,098,379.45/1,174.83
6. Step 6: Final answer
   x = 934.93