Finding the Fourth Proportional to 1,101.41, 1,519.58 and 681.33

Step by Step Solution

1. Step 1: Write the proportion equation
   1,101.41 : 1,519.58 = 681.33 : x
2. Step 2: Convert to fraction form
   1,101.41/1,519.58 = 681.33/x
3. Step 3: Cross multiply
   1,101.41x = 1,519.58 × 681.33
4. Step 4: Simplify right side
   1,101.41x = 1,035,330.46
5. Step 5: Solve for x
   x = 1,035,330.46/1,101.41
6. Step 6: Final answer
   x = 940.00