Finding the Third Proportional to 61,285 and 144,902

Step by Step Solution

1. Step 1: Write the proportion equation
   61,285 : 144,902 = 144,902 : x
2. Step 2: Convert to fraction form
   61,285/144,902 = 144,902/x
3. Step 3: Cross multiply
   61,285x = 144,902 × 144,902
4. Step 4: Simplify right side
   61,285x = 20,996,589,604
5. Step 5: Solve for x
   x = 20,996,589,604/61,285
6. Step 6: Final answer
   x = 342,605.69