Finding the Fourth Proportional to 71,384.09, 107,240.15 and 50,372.42

Step by Step Solution

1. Step 1: Write the proportion equation
   71,384.09 : 107,240.15 = 50,372.42 : x
2. Step 2: Convert to fraction form
   71,384.09/107,240.15 = 50,372.42/x
3. Step 3: Cross multiply
   71,384.09x = 107,240.15 × 50,372.42
4. Step 4: Simplify right side
   71,384.09x = 5,401,945,466.39
5. Step 5: Solve for x
   x = 5,401,945,466.39/71,384.09
6. Step 6: Final answer
   x = 75,674.37