Finding the Fourth Proportional to 50,271.16, 69,354.90 and 28,756.54

Step by Step Solution

1. Step 1: Write the proportion equation
   50,271.16 : 69,354.90 = 28,756.54 : x
2. Step 2: Convert to fraction form
   50,271.16/69,354.90 = 28,756.54/x
3. Step 3: Cross multiply
   50,271.16x = 69,354.90 × 28,756.54
4. Step 4: Simplify right side
   50,271.16x = 1,994,407,116.48
5. Step 5: Solve for x
   x = 1,994,407,116.48/50,271.16
6. Step 6: Final answer
   x = 39,672.99