Finding the Fourth Proportional to 8,279.73, 12,419.69 and 2,436.45

Step by Step Solution

1. Step 1: Write the proportion equation
   8,279.73 : 12,419.69 = 2,436.45 : x
2. Step 2: Convert to fraction form
   8,279.73/12,419.69 = 2,436.45/x
3. Step 3: Cross multiply
   8,279.73x = 12,419.69 × 2,436.45
4. Step 4: Simplify right side
   8,279.73x = 30,259,941.52
5. Step 5: Solve for x
   x = 30,259,941.52/8,279.73
6. Step 6: Final answer
   x = 3,654.70