Finding the Third Proportional to 67,902 and 144,564

Step by Step Solution

1. Step 1: Write the proportion equation
   67,902 : 144,564 = 144,564 : x
2. Step 2: Convert to fraction form
   67,902/144,564 = 144,564/x
3. Step 3: Cross multiply
   67,902x = 144,564 × 144,564
4. Step 4: Simplify right side
   67,902x = 20,898,750,096
5. Step 5: Solve for x
   x = 20,898,750,096/67,902
6. Step 6: Final answer
   x = 307,778.12