Finding the Third Proportional to 67,567 and 144,973

Step by Step Solution

1. Step 1: Write the proportion equation
   67,567 : 144,973 = 144,973 : x
2. Step 2: Convert to fraction form
   67,567/144,973 = 144,973/x
3. Step 3: Cross multiply
   67,567x = 144,973 × 144,973
4. Step 4: Simplify right side
   67,567x = 21,017,170,729
5. Step 5: Solve for x
   x = 21,017,170,729/67,567
6. Step 6: Final answer
   x = 311,056.74