Finding the Third Proportional to 50,458.50 and 68,559.75

Step by Step Solution

1. Step 1: Write the proportion equation
   50,458.50 : 68,559.75 = 68,559.75 : x
2. Step 2: Convert to fraction form
   50,458.50/68,559.75 = 68,559.75/x
3. Step 3: Cross multiply
   50,458.50x = 68,559.75 × 68,559.75
4. Step 4: Simplify right side
   50,458.50x = 4,700,439,320.06
5. Step 5: Solve for x
   x = 4,700,439,320.06/50,458.50
6. Step 6: Final answer
   x = 93,154.56