Finding the Fourth Proportional to 67,744.71, 101,653.25 and 50,989.55

Step by Step Solution

1. Step 1: Write the proportion equation
   67,744.71 : 101,653.25 = 50,989.55 : x
2. Step 2: Convert to fraction form
   67,744.71/101,653.25 = 50,989.55/x
3. Step 3: Cross multiply
   67,744.71x = 101,653.25 × 50,989.55
4. Step 4: Simplify right side
   67,744.71x = 5,183,252,710.32
5. Step 5: Solve for x
   x = 5,183,252,710.32/67,744.71
6. Step 6: Final answer
   x = 76,511.55