Finding the Fourth Proportional to 24,978.05, 34,469.56 and 13,647.41

Step by Step Solution

1. Step 1: Write the proportion equation
   24,978.05 : 34,469.56 = 13,647.41 : x
2. Step 2: Convert to fraction form
   24,978.05/34,469.56 = 13,647.41/x
3. Step 3: Cross multiply
   24,978.05x = 34,469.56 × 13,647.41
4. Step 4: Simplify right side
   24,978.05x = 470,420,269.89
5. Step 5: Solve for x
   x = 470,420,269.89/24,978.05
6. Step 6: Final answer
   x = 18,833.35