Finding the Fourth Proportional to 2,469.36, 3,703.96 and 826.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,469.36 : 3,703.96 = 826.72 : x
2. Step 2: Convert to fraction form
   2,469.36/3,703.96 = 826.72/x
3. Step 3: Cross multiply
   2,469.36x = 3,703.96 × 826.72
4. Step 4: Simplify right side
   2,469.36x = 3,062,137.81
5. Step 5: Solve for x
   x = 3,062,137.81/2,469.36
6. Step 6: Final answer
   x = 1,240.05