Finding the Fourth Proportional to 82,091.88, 113,262.30 and 50,229.72

Step by Step Solution

1. Step 1: Write the proportion equation
   82,091.88 : 113,262.30 = 50,229.72 : x
2. Step 2: Convert to fraction form
   82,091.88/113,262.30 = 50,229.72/x
3. Step 3: Cross multiply
   82,091.88x = 113,262.30 × 50,229.72
4. Step 4: Simplify right side
   82,091.88x = 5,689,133,615.56
5. Step 5: Solve for x
   x = 5,689,133,615.56/82,091.88
6. Step 6: Final answer
   x = 69,302.03