Finding the Fourth Proportional to 143,822.81, 215,831.42 and 50,329.37

Step by Step Solution

1. Step 1: Write the proportion equation
   143,822.81 : 215,831.42 = 50,329.37 : x
2. Step 2: Convert to fraction form
   143,822.81/215,831.42 = 50,329.37/x
3. Step 3: Cross multiply
   143,822.81x = 215,831.42 × 50,329.37
4. Step 4: Simplify right side
   143,822.81x = 10,862,659,143.16
5. Step 5: Solve for x
   x = 10,862,659,143.16/143,822.81
6. Step 6: Final answer
   x = 75,528.07