Finding the Fourth Proportional to 1,757.34, 2,636.82 and 936

Step by Step Solution

1. Step 1: Write the proportion equation
   1,757.34 : 2,636.82 = 936 : x
2. Step 2: Convert to fraction form
   1,757.34/2,636.82 = 936/x
3. Step 3: Cross multiply
   1,757.34x = 2,636.82 × 936
4. Step 4: Simplify right side
   1,757.34x = 2,468,063.52
5. Step 5: Solve for x
   x = 2,468,063.52/1,757.34
6. Step 6: Final answer
   x = 1,404.43