Finding the Fourth Proportional to 8,436.83, 12,655.31 and 2,593.49

Step by Step Solution

1. Step 1: Write the proportion equation
   8,436.83 : 12,655.31 = 2,593.49 : x
2. Step 2: Convert to fraction form
   8,436.83/12,655.31 = 2,593.49/x
3. Step 3: Cross multiply
   8,436.83x = 12,655.31 × 2,593.49
4. Step 4: Simplify right side
   8,436.83x = 32,821,343.69
5. Step 5: Solve for x
   x = 32,821,343.69/8,436.83
6. Step 6: Final answer
   x = 3,890.25