Finding the Fourth Proportional to 50,557.72, 69,757.23 and 30,907.26

Step by Step Solution

1. Step 1: Write the proportion equation
   50,557.72 : 69,757.23 = 30,907.26 : x
2. Step 2: Convert to fraction form
   50,557.72/69,757.23 = 30,907.26/x
3. Step 3: Cross multiply
   50,557.72x = 69,757.23 × 30,907.26
4. Step 4: Simplify right side
   50,557.72x = 2,156,004,844.49
5. Step 5: Solve for x
   x = 2,156,004,844.49/50,557.72
6. Step 6: Final answer
   x = 42,644.42