Finding the Fourth Proportional to 53,843.67, 80,362.31 and 50,300.73

Step by Step Solution

1. Step 1: Write the proportion equation
   53,843.67 : 80,362.31 = 50,300.73 : x
2. Step 2: Convert to fraction form
   53,843.67/80,362.31 = 50,300.73/x
3. Step 3: Cross multiply
   53,843.67x = 80,362.31 × 50,300.73
4. Step 4: Simplify right side
   53,843.67x = 4,042,282,605.98
5. Step 5: Solve for x
   x = 4,042,282,605.98/53,843.67
6. Step 6: Final answer
   x = 75,074.43