Finding the Fourth Proportional to 1,179.54, 1,628.05 and 682.49

Step by Step Solution

1. Step 1: Write the proportion equation
   1,179.54 : 1,628.05 = 682.49 : x
2. Step 2: Convert to fraction form
   1,179.54/1,628.05 = 682.49/x
3. Step 3: Cross multiply
   1,179.54x = 1,628.05 × 682.49
4. Step 4: Simplify right side
   1,179.54x = 1,111,118.00
5. Step 5: Solve for x
   x = 1,111,118.00/1,179.54
6. Step 6: Final answer
   x = 941.99