Finding the Fourth Proportional to 50,845.50, 70,166.81 and 30,973.50

Step by Step Solution

1. Step 1: Write the proportion equation
   50,845.50 : 70,166.81 = 30,973.50 : x
2. Step 2: Convert to fraction form
   50,845.50/70,166.81 = 30,973.50/x
3. Step 3: Cross multiply
   50,845.50x = 70,166.81 × 30,973.50
4. Step 4: Simplify right side
   50,845.50x = 2,173,311,689.54
5. Step 5: Solve for x
   x = 2,173,311,689.54/50,845.50
6. Step 6: Final answer
   x = 42,743.44