Finding the Fourth Proportional to 50,796.84, 70,099.56 and 28,440.84

Step by Step Solution

1. Step 1: Write the proportion equation
   50,796.84 : 70,099.56 = 28,440.84 : x
2. Step 2: Convert to fraction form
   50,796.84/70,099.56 = 28,440.84/x
3. Step 3: Cross multiply
   50,796.84x = 70,099.56 × 28,440.84
4. Step 4: Simplify right side
   50,796.84x = 1,993,690,370.03
5. Step 5: Solve for x
   x = 1,993,690,370.03/50,796.84
6. Step 6: Final answer
   x = 39,248.31