Finding the Fourth Proportional to 149,436.50, 206,222.37 and 82,369.94

Step by Step Solution

1. Step 1: Write the proportion equation
   149,436.50 : 206,222.37 = 82,369.94 : x
2. Step 2: Convert to fraction form
   149,436.50/206,222.37 = 82,369.94/x
3. Step 3: Cross multiply
   149,436.50x = 206,222.37 × 82,369.94
4. Step 4: Simplify right side
   149,436.50x = 16,986,524,243.56
5. Step 5: Solve for x
   x = 16,986,524,243.56/149,436.50
6. Step 6: Final answer
   x = 113,670.52