Finding the Fourth Proportional to 33,917.57, 50,876.78 and 12,851.94

Step by Step Solution

1. Step 1: Write the proportion equation
   33,917.57 : 50,876.78 = 12,851.94 : x
2. Step 2: Convert to fraction form
   33,917.57/50,876.78 = 12,851.94/x
3. Step 3: Cross multiply
   33,917.57x = 50,876.78 × 12,851.94
4. Step 4: Simplify right side
   33,917.57x = 653,865,259.69
5. Step 5: Solve for x
   x = 653,865,259.69/33,917.57
6. Step 6: Final answer
   x = 19,278.07