Finding the Fourth Proportional to 50,698.37, 69,966.38 and 29,191.31

Step by Step Solution

1. Step 1: Write the proportion equation
   50,698.37 : 69,966.38 = 29,191.31 : x
2. Step 2: Convert to fraction form
   50,698.37/69,966.38 = 29,191.31/x
3. Step 3: Cross multiply
   50,698.37x = 69,966.38 × 29,191.31
4. Step 4: Simplify right side
   50,698.37x = 2,042,410,142.20
5. Step 5: Solve for x
   x = 2,042,410,142.20/50,698.37
6. Step 6: Final answer
   x = 40,285.52