Finding the Fourth Proportional to 50,096.82, 69,128.19 and 28,581.06

Step by Step Solution

1. Step 1: Write the proportion equation
   50,096.82 : 69,128.19 = 28,581.06 : x
2. Step 2: Convert to fraction form
   50,096.82/69,128.19 = 28,581.06/x
3. Step 3: Cross multiply
   50,096.82x = 69,128.19 × 28,581.06
4. Step 4: Simplify right side
   50,096.82x = 1,975,756,946.08
5. Step 5: Solve for x
   x = 1,975,756,946.08/50,096.82
6. Step 6: Final answer
   x = 39,438.77