Finding the Fourth Proportional to 82,872.72, 114,360.98 and 50,661.27

Step by Step Solution

1. Step 1: Write the proportion equation
   82,872.72 : 114,360.98 = 50,661.27 : x
2. Step 2: Convert to fraction form
   82,872.72/114,360.98 = 50,661.27/x
3. Step 3: Cross multiply
   82,872.72x = 114,360.98 × 50,661.27
4. Step 4: Simplify right side
   82,872.72x = 5,793,672,231.94
5. Step 5: Solve for x
   x = 5,793,672,231.94/82,872.72
6. Step 6: Final answer
   x = 69,910.49