Finding the Fourth Proportional to 50,892, 70,230.96 and 28,536

Step by Step Solution

1. Step 1: Write the proportion equation
   50,892 : 70,230.96 = 28,536 : x
2. Step 2: Convert to fraction form
   50,892/70,230.96 = 28,536/x
3. Step 3: Cross multiply
   50,892x = 70,230.96 × 28,536
4. Step 4: Simplify right side
   50,892x = 2,004,110,674.56
5. Step 5: Solve for x
   x = 2,004,110,674.56/50,892
6. Step 6: Final answer
   x = 39,379.68