Finding the Fourth Proportional to 8,389.59, 12,584.43 and 2,546.25

Step by Step Solution

1. Step 1: Write the proportion equation
   8,389.59 : 12,584.43 = 2,546.25 : x
2. Step 2: Convert to fraction form
   8,389.59/12,584.43 = 2,546.25/x
3. Step 3: Cross multiply
   8,389.59x = 12,584.43 × 2,546.25
4. Step 4: Simplify right side
   8,389.59x = 32,043,092.16
5. Step 5: Solve for x
   x = 32,043,092.16/8,389.59
6. Step 6: Final answer
   x = 3,819.39