Finding the Fourth Proportional to 50,804.82, 70,079.49 and 30,648.78

Step by Step Solution

1. Step 1: Write the proportion equation
   50,804.82 : 70,079.49 = 30,648.78 : x
2. Step 2: Convert to fraction form
   50,804.82/70,079.49 = 30,648.78/x
3. Step 3: Cross multiply
   50,804.82x = 70,079.49 × 30,648.78
4. Step 4: Simplify right side
   50,804.82x = 2,147,850,871.52
5. Step 5: Solve for x
   x = 2,147,850,871.52/50,804.82
6. Step 6: Final answer
   x = 42,276.52