Finding the Fourth Proportional to 1,757.33, 2,637.59 and 936.30

Step by Step Solution

1. Step 1: Write the proportion equation
   1,757.33 : 2,637.59 = 936.30 : x
2. Step 2: Convert to fraction form
   1,757.33/2,637.59 = 936.30/x
3. Step 3: Cross multiply
   1,757.33x = 2,637.59 × 936.30
4. Step 4: Simplify right side
   1,757.33x = 2,469,575.52
5. Step 5: Solve for x
   x = 2,469,575.52/1,757.33
6. Step 6: Final answer
   x = 1,405.30