Finding the Fourth Proportional to 8,310.78, 12,468.23 and 2,467.39

Step by Step Solution

1. Step 1: Write the proportion equation
   8,310.78 : 12,468.23 = 2,467.39 : x
2. Step 2: Convert to fraction form
   8,310.78/12,468.23 = 2,467.39/x
3. Step 3: Cross multiply
   8,310.78x = 12,468.23 × 2,467.39
4. Step 4: Simplify right side
   8,310.78x = 30,763,911.34
5. Step 5: Solve for x
   x = 30,763,911.34/8,310.78
6. Step 6: Final answer
   x = 3,701.69