Finding the Fourth Proportional to 49,103.79, 67,761.43 and 30,015.54

Step by Step Solution

1. Step 1: Write the proportion equation
   49,103.79 : 67,761.43 = 30,015.54 : x
2. Step 2: Convert to fraction form
   49,103.79/67,761.43 = 30,015.54/x
3. Step 3: Cross multiply
   49,103.79x = 67,761.43 × 30,015.54
4. Step 4: Simplify right side
   49,103.79x = 2,033,895,912.62
5. Step 5: Solve for x
   x = 2,033,895,912.62/49,103.79
6. Step 6: Final answer
   x = 41,420.34