Finding the Fourth Proportional to 8,269.69, 12,404.74 and 2,113.69

Step by Step Solution

1. Step 1: Write the proportion equation
   8,269.69 : 12,404.74 = 2,113.69 : x
2. Step 2: Convert to fraction form
   8,269.69/12,404.74 = 2,113.69/x
3. Step 3: Cross multiply
   8,269.69x = 12,404.74 × 2,113.69
4. Step 4: Simplify right side
   8,269.69x = 26,219,738.59
5. Step 5: Solve for x
   x = 26,219,738.59/8,269.69
6. Step 6: Final answer
   x = 3,170.58