Finding the Third Proportional to 67,224 and 146,740

Step by Step Solution

1. Step 1: Write the proportion equation
   67,224 : 146,740 = 146,740 : x
2. Step 2: Convert to fraction form
   67,224/146,740 = 146,740/x
3. Step 3: Cross multiply
   67,224x = 146,740 × 146,740
4. Step 4: Simplify right side
   67,224x = 21,532,627,600
5. Step 5: Solve for x
   x = 21,532,627,600/67,224
6. Step 6: Final answer
   x = 320,311.61