Finding the Fourth Proportional to 12,496.05, 18,725.58 and 5,469.57

Step by Step Solution

1. Step 1: Write the proportion equation
   12,496.05 : 18,725.58 = 5,469.57 : x
2. Step 2: Convert to fraction form
   12,496.05/18,725.58 = 5,469.57/x
3. Step 3: Cross multiply
   12,496.05x = 18,725.58 × 5,469.57
4. Step 4: Simplify right side
   12,496.05x = 102,420,870.60
5. Step 5: Solve for x
   x = 102,420,870.60/12,496.05
6. Step 6: Final answer
   x = 8,196.26