Finding the Third Proportional to 67,425 and 147,809

Step by Step Solution

1. Step 1: Write the proportion equation
   67,425 : 147,809 = 147,809 : x
2. Step 2: Convert to fraction form
   67,425/147,809 = 147,809/x
3. Step 3: Cross multiply
   67,425x = 147,809 × 147,809
4. Step 4: Simplify right side
   67,425x = 21,847,500,481
5. Step 5: Solve for x
   x = 21,847,500,481/67,425
6. Step 6: Final answer
   x = 324,026.70