Finding the Fourth Proportional to 8,310.72, 12,461.24 and 2,762.58

Step by Step Solution

1. Step 1: Write the proportion equation
   8,310.72 : 12,461.24 = 2,762.58 : x
2. Step 2: Convert to fraction form
   8,310.72/12,461.24 = 2,762.58/x
3. Step 3: Cross multiply
   8,310.72x = 12,461.24 × 2,762.58
4. Step 4: Simplify right side
   8,310.72x = 34,425,172.40
5. Step 5: Solve for x
   x = 34,425,172.40/8,310.72
6. Step 6: Final answer
   x = 4,142.26