Finding the Fourth Proportional to 144,242.37, 216,341.69 and 50,726.25

Step by Step Solution

1. Step 1: Write the proportion equation
   144,242.37 : 216,341.69 = 50,726.25 : x
2. Step 2: Convert to fraction form
   144,242.37/216,341.69 = 50,726.25/x
3. Step 3: Cross multiply
   144,242.37x = 216,341.69 × 50,726.25
4. Step 4: Simplify right side
   144,242.37x = 10,974,202,398.73
5. Step 5: Solve for x
   x = 10,974,202,398.73/144,242.37
6. Step 6: Final answer
   x = 76,081.68