Finding the Fourth Proportional to 233,945.67, 350,921.27 and 82,146.56

Step by Step Solution

1. Step 1: Write the proportion equation
   233,945.67 : 350,921.27 = 82,146.56 : x
2. Step 2: Convert to fraction form
   233,945.67/350,921.27 = 82,146.56/x
3. Step 3: Cross multiply
   233,945.67x = 350,921.27 × 82,146.56
4. Step 4: Simplify right side
   233,945.67x = 28,826,975,161.33
5. Step 5: Solve for x
   x = 28,826,975,161.33/233,945.67
6. Step 6: Final answer
   x = 123,220.81