Finding the Fourth Proportional to 2,469.84, 3,704.34 and 826.39

Step by Step Solution

1. Step 1: Write the proportion equation
   2,469.84 : 3,704.34 = 826.39 : x
2. Step 2: Convert to fraction form
   2,469.84/3,704.34 = 826.39/x
3. Step 3: Cross multiply
   2,469.84x = 3,704.34 × 826.39
4. Step 4: Simplify right side
   2,469.84x = 3,061,223.37
5. Step 5: Solve for x
   x = 3,061,223.37/2,469.84
6. Step 6: Final answer
   x = 1,239.44