Finding the Fourth Proportional to 50,273.10, 69,378.54 and 28,766.34

Step by Step Solution

1. Step 1: Write the proportion equation
   50,273.10 : 69,378.54 = 28,766.34 : x
2. Step 2: Convert to fraction form
   50,273.10/69,378.54 = 28,766.34/x
3. Step 3: Cross multiply
   50,273.10x = 69,378.54 × 28,766.34
4. Step 4: Simplify right side
   50,273.10x = 1,995,766,670.34
5. Step 5: Solve for x
   x = 1,995,766,670.34/50,273.10
6. Step 6: Final answer
   x = 39,698.50