Finding the Fourth Proportional to 2,268.24, 3,402.72 and 969.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,268.24 : 3,402.72 = 969.72 : x
2. Step 2: Convert to fraction form
   2,268.24/3,402.72 = 969.72/x
3. Step 3: Cross multiply
   2,268.24x = 3,402.72 × 969.72
4. Step 4: Simplify right side
   2,268.24x = 3,299,685.64
5. Step 5: Solve for x
   x = 3,299,685.64/2,268.24
6. Step 6: Final answer
   x = 1,454.73