Finding the Fourth Proportional to 50,942.24, 70,300.56 and 28,281.56

Step by Step Solution

1. Step 1: Write the proportion equation
   50,942.24 : 70,300.56 = 28,281.56 : x
2. Step 2: Convert to fraction form
   50,942.24/70,300.56 = 28,281.56/x
3. Step 3: Cross multiply
   50,942.24x = 70,300.56 × 28,281.56
4. Step 4: Simplify right side
   50,942.24x = 1,988,209,505.67
5. Step 5: Solve for x
   x = 1,988,209,505.67/50,942.24
6. Step 6: Final answer
   x = 39,028.70