Finding the Fourth Proportional to 2,936.48, 4,404.67 and 715.32

Step by Step Solution

1. Step 1: Write the proportion equation
   2,936.48 : 4,404.67 = 715.32 : x
2. Step 2: Convert to fraction form
   2,936.48/4,404.67 = 715.32/x
3. Step 3: Cross multiply
   2,936.48x = 4,404.67 × 715.32
4. Step 4: Simplify right side
   2,936.48x = 3,150,748.54
5. Step 5: Solve for x
   x = 3,150,748.54/2,936.48
6. Step 6: Final answer
   x = 1,072.97