Finding the Fourth Proportional to 2,664.53, 3,996.79 and 932.75

Step by Step Solution

1. Step 1: Write the proportion equation
   2,664.53 : 3,996.79 = 932.75 : x
2. Step 2: Convert to fraction form
   2,664.53/3,996.79 = 932.75/x
3. Step 3: Cross multiply
   2,664.53x = 3,996.79 × 932.75
4. Step 4: Simplify right side
   2,664.53x = 3,728,005.87
5. Step 5: Solve for x
   x = 3,728,005.87/2,664.53
6. Step 6: Final answer
   x = 1,399.12