Finding the Fourth Proportional to 1,940.08, 2,910.89 and 708.36

Step by Step Solution

1. Step 1: Write the proportion equation
   1,940.08 : 2,910.89 = 708.36 : x
2. Step 2: Convert to fraction form
   1,940.08/2,910.89 = 708.36/x
3. Step 3: Cross multiply
   1,940.08x = 2,910.89 × 708.36
4. Step 4: Simplify right side
   1,940.08x = 2,061,958.04
5. Step 5: Solve for x
   x = 2,061,958.04/1,940.08
6. Step 6: Final answer
   x = 1,062.82