Finding the Fourth Proportional to 1,696.28, 2,340.88 and 940.07

Step by Step Solution

1. Step 1: Write the proportion equation
   1,696.28 : 2,340.88 = 940.07 : x
2. Step 2: Convert to fraction form
   1,696.28/2,340.88 = 940.07/x
3. Step 3: Cross multiply
   1,696.28x = 2,340.88 × 940.07
4. Step 4: Simplify right side
   1,696.28x = 2,200,594.56
5. Step 5: Solve for x
   x = 2,200,594.56/1,696.28
6. Step 6: Final answer
   x = 1,297.31