Finding the Fourth Proportional to 50,304.60, 69,415.56 and 30,157.72

Step by Step Solution

1. Step 1: Write the proportion equation
   50,304.60 : 69,415.56 = 30,157.72 : x
2. Step 2: Convert to fraction form
   50,304.60/69,415.56 = 30,157.72/x
3. Step 3: Cross multiply
   50,304.60x = 69,415.56 × 30,157.72
4. Step 4: Simplify right side
   50,304.60x = 2,093,415,022.12
5. Step 5: Solve for x
   x = 2,093,415,022.12/50,304.60
6. Step 6: Final answer
   x = 41,614.78