Finding the Fourth Proportional to 82,045, 113,196.16 and 50,197.96

Step by Step Solution

1. Step 1: Write the proportion equation
   82,045 : 113,196.16 = 50,197.96 : x
2. Step 2: Convert to fraction form
   82,045/113,196.16 = 50,197.96/x
3. Step 3: Cross multiply
   82,045x = 113,196.16 × 50,197.96
4. Step 4: Simplify right side
   82,045x = 5,682,216,311.83
5. Step 5: Solve for x
   x = 5,682,216,311.83/82,045
6. Step 6: Final answer
   x = 69,257.31