Finding the Third Proportional to 67,170 and 147,108

Step by Step Solution

1. Step 1: Write the proportion equation
   67,170 : 147,108 = 147,108 : x
2. Step 2: Convert to fraction form
   67,170/147,108 = 147,108/x
3. Step 3: Cross multiply
   67,170x = 147,108 × 147,108
4. Step 4: Simplify right side
   67,170x = 21,640,763,664
5. Step 5: Solve for x
   x = 21,640,763,664/67,170
6. Step 6: Final answer
   x = 322,179.00