Finding the Fourth Proportional to 2,397.72, 3,593.37 and 936.07

Step by Step Solution

1. Step 1: Write the proportion equation
   2,397.72 : 3,593.37 = 936.07 : x
2. Step 2: Convert to fraction form
   2,397.72/3,593.37 = 936.07/x
3. Step 3: Cross multiply
   2,397.72x = 3,593.37 × 936.07
4. Step 4: Simplify right side
   2,397.72x = 3,363,645.86
5. Step 5: Solve for x
   x = 3,363,645.86/2,397.72
6. Step 6: Final answer
   x = 1,402.85