Finding the Third Proportional to 50,217.50 and 109,405

Step by Step Solution

1. Step 1: Write the proportion equation
   50,217.50 : 109,405 = 109,405 : x
2. Step 2: Convert to fraction form
   50,217.50/109,405 = 109,405/x
3. Step 3: Cross multiply
   50,217.50x = 109,405 × 109,405
4. Step 4: Simplify right side
   50,217.50x = 11,969,454,025
5. Step 5: Solve for x
   x = 11,969,454,025/50,217.50
6. Step 6: Final answer
   x = 238,352.25