Finding the Fourth Proportional to 144,969.57, 217,402.25 and 50,174.03

Step by Step Solution

1. Step 1: Write the proportion equation
   144,969.57 : 217,402.25 = 50,174.03 : x
2. Step 2: Convert to fraction form
   144,969.57/217,402.25 = 50,174.03/x
3. Step 3: Cross multiply
   144,969.57x = 217,402.25 × 50,174.03
4. Step 4: Simplify right side
   144,969.57x = 10,907,947,306.20
5. Step 5: Solve for x
   x = 10,907,947,306.20/144,969.57
6. Step 6: Final answer
   x = 75,243.01