Finding the Fourth Proportional to 50,487.29, 69,650.55 and 30,057.92

Step by Step Solution

1. Step 1: Write the proportion equation
   50,487.29 : 69,650.55 = 30,057.92 : x
2. Step 2: Convert to fraction form
   50,487.29/69,650.55 = 30,057.92/x
3. Step 3: Cross multiply
   50,487.29x = 69,650.55 × 30,057.92
4. Step 4: Simplify right side
   50,487.29x = 2,093,550,659.86
5. Step 5: Solve for x
   x = 2,093,550,659.86/50,487.29
6. Step 6: Final answer
   x = 41,466.89