Finding the Fourth Proportional to 2,268, 3,131.12 and 1,715.04

Step by Step Solution

1. Step 1: Write the proportion equation
   2,268 : 3,131.12 = 1,715.04 : x
2. Step 2: Convert to fraction form
   2,268/3,131.12 = 1,715.04/x
3. Step 3: Cross multiply
   2,268x = 3,131.12 × 1,715.04
4. Step 4: Simplify right side
   2,268x = 5,369,996.04
5. Step 5: Solve for x
   x = 5,369,996.04/2,268
6. Step 6: Final answer
   x = 2,367.72