Finding the Third Proportional to 67,861.50 and 149,137.50

Step by Step Solution

1. Step 1: Write the proportion equation
   67,861.50 : 149,137.50 = 149,137.50 : x
2. Step 2: Convert to fraction form
   67,861.50/149,137.50 = 149,137.50/x
3. Step 3: Cross multiply
   67,861.50x = 149,137.50 × 149,137.50
4. Step 4: Simplify right side
   67,861.50x = 22,241,993,906.25
5. Step 5: Solve for x
   x = 22,241,993,906.25/67,861.50
6. Step 6: Final answer
   x = 327,755.71