Finding the Fourth Proportional to 24,978.96, 34,469.94 and 13,648.84

Step by Step Solution

1. Step 1: Write the proportion equation
   24,978.96 : 34,469.94 = 13,648.84 : x
2. Step 2: Convert to fraction form
   24,978.96/34,469.94 = 13,648.84/x
3. Step 3: Cross multiply
   24,978.96x = 34,469.94 × 13,648.84
4. Step 4: Simplify right side
   24,978.96x = 470,474,627.63
5. Step 5: Solve for x
   x = 470,474,627.63/24,978.96
6. Step 6: Final answer
   x = 18,834.84