Finding the Fourth Proportional to 50,633.28, 69,870.78 and 30,496.68

Step by Step Solution

1. Step 1: Write the proportion equation
   50,633.28 : 69,870.78 = 30,496.68 : x
2. Step 2: Convert to fraction form
   50,633.28/69,870.78 = 30,496.68/x
3. Step 3: Cross multiply
   50,633.28x = 69,870.78 × 30,496.68
4. Step 4: Simplify right side
   50,633.28x = 2,130,826,819.01
5. Step 5: Solve for x
   x = 2,130,826,819.01/50,633.28
6. Step 6: Final answer
   x = 42,083.52