Finding the Fourth Proportional to 33,242.69, 49,849.43 and 12,451.61

Step by Step Solution

1. Step 1: Write the proportion equation
   33,242.69 : 49,849.43 = 12,451.61 : x
2. Step 2: Convert to fraction form
   33,242.69/49,849.43 = 12,451.61/x
3. Step 3: Cross multiply
   33,242.69x = 49,849.43 × 12,451.61
4. Step 4: Simplify right side
   33,242.69x = 620,705,349.58
5. Step 5: Solve for x
   x = 620,705,349.58/33,242.69
6. Step 6: Final answer
   x = 18,671.94