Finding the Fourth Proportional to 50,505.72, 69,710.40 and 34,399.68

Step by Step Solution

1. Step 1: Write the proportion equation
   50,505.72 : 69,710.40 = 34,399.68 : x
2. Step 2: Convert to fraction form
   50,505.72/69,710.40 = 34,399.68/x
3. Step 3: Cross multiply
   50,505.72x = 69,710.40 × 34,399.68
4. Step 4: Simplify right side
   50,505.72x = 2,398,015,452.67
5. Step 5: Solve for x
   x = 2,398,015,452.67/50,505.72
6. Step 6: Final answer
   x = 47,480.08