Finding the Fourth Proportional to 88,406.72, 122,018.09 and 50,169.83

Step by Step Solution

1. Step 1: Write the proportion equation
   88,406.72 : 122,018.09 = 50,169.83 : x
2. Step 2: Convert to fraction form
   88,406.72/122,018.09 = 50,169.83/x
3. Step 3: Cross multiply
   88,406.72x = 122,018.09 × 50,169.83
4. Step 4: Simplify right side
   88,406.72x = 6,121,627,262.69
5. Step 5: Solve for x
   x = 6,121,627,262.69/88,406.72
6. Step 6: Final answer
   x = 69,243.91