Finding the Fourth Proportional to 8,082.78, 12,124.14 and 2,536.15

Step by Step Solution

1. Step 1: Write the proportion equation
   8,082.78 : 12,124.14 = 2,536.15 : x
2. Step 2: Convert to fraction form
   8,082.78/12,124.14 = 2,536.15/x
3. Step 3: Cross multiply
   8,082.78x = 12,124.14 × 2,536.15
4. Step 4: Simplify right side
   8,082.78x = 30,748,637.66
5. Step 5: Solve for x
   x = 30,748,637.66/8,082.78
6. Step 6: Final answer
   x = 3,804.22