Finding the Third Proportional to 67,635 and 144,654

Step by Step Solution

1. Step 1: Write the proportion equation
   67,635 : 144,654 = 144,654 : x
2. Step 2: Convert to fraction form
   67,635/144,654 = 144,654/x
3. Step 3: Cross multiply
   67,635x = 144,654 × 144,654
4. Step 4: Simplify right side
   67,635x = 20,924,779,716
5. Step 5: Solve for x
   x = 20,924,779,716/67,635
6. Step 6: Final answer
   x = 309,377.98