Finding the Third Proportional to 67,734 and 100,620.50

Step by Step Solution

1. Step 1: Write the proportion equation
   67,734 : 100,620.50 = 100,620.50 : x
2. Step 2: Convert to fraction form
   67,734/100,620.50 = 100,620.50/x
3. Step 3: Cross multiply
   67,734x = 100,620.50 × 100,620.50
4. Step 4: Simplify right side
   67,734x = 10,124,485,020.25
5. Step 5: Solve for x
   x = 10,124,485,020.25/67,734
6. Step 6: Final answer
   x = 149,474.19