Finding the Fourth Proportional to 50,846.50, 70,168.19 and 30,974.50

Step by Step Solution

1. Step 1: Write the proportion equation
   50,846.50 : 70,168.19 = 30,974.50 : x
2. Step 2: Convert to fraction form
   50,846.50/70,168.19 = 30,974.50/x
3. Step 3: Cross multiply
   50,846.50x = 70,168.19 × 30,974.50
4. Step 4: Simplify right side
   50,846.50x = 2,173,424,601.16
5. Step 5: Solve for x
   x = 2,173,424,601.16/50,846.50
6. Step 6: Final answer
   x = 42,744.82