Finding the Fourth Proportional to 1,179.02, 1,626.69 and 681.48

Step by Step Solution

1. Step 1: Write the proportion equation
   1,179.02 : 1,626.69 = 681.48 : x
2. Step 2: Convert to fraction form
   1,179.02/1,626.69 = 681.48/x
3. Step 3: Cross multiply
   1,179.02x = 1,626.69 × 681.48
4. Step 4: Simplify right side
   1,179.02x = 1,108,556.70
5. Step 5: Solve for x
   x = 1,108,556.70/1,179.02
6. Step 6: Final answer
   x = 940.24