Finding the Fourth Proportional to 2,911.56, 4,365.99 and 936.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,911.56 : 4,365.99 = 936.82 : x
2. Step 2: Convert to fraction form
   2,911.56/4,365.99 = 936.82/x
3. Step 3: Cross multiply
   2,911.56x = 4,365.99 × 936.82
4. Step 4: Simplify right side
   2,911.56x = 4,090,144.02
5. Step 5: Solve for x
   x = 4,090,144.02/2,911.56
6. Step 6: Final answer
   x = 1,404.80