Finding the Fourth Proportional to 8,338.42, 12,496.60 and 4,381.59

Step by Step Solution

1. Step 1: Write the proportion equation
   8,338.42 : 12,496.60 = 4,381.59 : x
2. Step 2: Convert to fraction form
   8,338.42/12,496.60 = 4,381.59/x
3. Step 3: Cross multiply
   8,338.42x = 12,496.60 × 4,381.59
4. Step 4: Simplify right side
   8,338.42x = 54,754,977.59
5. Step 5: Solve for x
   x = 54,754,977.59/8,338.42
6. Step 6: Final answer
   x = 6,566.59