Finding the Fourth Proportional to 144,842.69, 217,222.56 and 50,048.07

Step by Step Solution

1. Step 1: Write the proportion equation
   144,842.69 : 217,222.56 = 50,048.07 : x
2. Step 2: Convert to fraction form
   144,842.69/217,222.56 = 50,048.07/x
3. Step 3: Cross multiply
   144,842.69x = 217,222.56 × 50,048.07
4. Step 4: Simplify right side
   144,842.69x = 10,871,569,888.46
5. Step 5: Solve for x
   x = 10,871,569,888.46/144,842.69
6. Step 6: Final answer
   x = 75,057.78