Finding the Fourth Proportional to 162,761, 244,131.78 and 50,441.54

Step by Step Solution

1. Step 1: Write the proportion equation
   162,761 : 244,131.78 = 50,441.54 : x
2. Step 2: Convert to fraction form
   162,761/244,131.78 = 50,441.54/x
3. Step 3: Cross multiply
   162,761x = 244,131.78 × 50,441.54
4. Step 4: Simplify right side
   162,761x = 12,314,382,946.14
5. Step 5: Solve for x
   x = 12,314,382,946.14/162,761
6. Step 6: Final answer
   x = 75,659.30