Finding the Fourth Proportional to 1,707.38, 2,357.25 and 1,236.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,707.38 : 2,357.25 = 1,236.82 : x
2. Step 2: Convert to fraction form
   1,707.38/2,357.25 = 1,236.82/x
3. Step 3: Cross multiply
   1,707.38x = 2,357.25 × 1,236.82
4. Step 4: Simplify right side
   1,707.38x = 2,915,494.79
5. Step 5: Solve for x
   x = 2,915,494.79/1,707.38
6. Step 6: Final answer
   x = 1,707.59