Finding the Fourth Proportional to 8,269.79, 12,404.79 and 2,426.51

Step by Step Solution

1. Step 1: Write the proportion equation
   8,269.79 : 12,404.79 = 2,426.51 : x
2. Step 2: Convert to fraction form
   8,269.79/12,404.79 = 2,426.51/x
3. Step 3: Cross multiply
   8,269.79x = 12,404.79 × 2,426.51
4. Step 4: Simplify right side
   8,269.79x = 30,100,377.99
5. Step 5: Solve for x
   x = 30,100,377.99/8,269.79
6. Step 6: Final answer
   x = 3,639.80