Finding the Fourth Proportional to 50,286.72, 69,395.70 and 27,930.72

Step by Step Solution

1. Step 1: Write the proportion equation
   50,286.72 : 69,395.70 = 27,930.72 : x
2. Step 2: Convert to fraction form
   50,286.72/69,395.70 = 27,930.72/x
3. Step 3: Cross multiply
   50,286.72x = 69,395.70 × 27,930.72
4. Step 4: Simplify right side
   50,286.72x = 1,938,271,865.90
5. Step 5: Solve for x
   x = 1,938,271,865.90/50,286.72
6. Step 6: Final answer
   x = 38,544.41