Finding the Fourth Proportional to 33,242.58, 49,849.25 and 12,451.50

Step by Step Solution

1. Step 1: Write the proportion equation
   33,242.58 : 49,849.25 = 12,451.50 : x
2. Step 2: Convert to fraction form
   33,242.58/49,849.25 = 12,451.50/x
3. Step 3: Cross multiply
   33,242.58x = 49,849.25 × 12,451.50
4. Step 4: Simplify right side
   33,242.58x = 620,697,936.38
5. Step 5: Solve for x
   x = 620,697,936.38/33,242.58
6. Step 6: Final answer
   x = 18,671.77