Finding the Third Proportional to 144,134 and 231,588

Step by Step Solution

1. Step 1: Write the proportion equation
   144,134 : 231,588 = 231,588 : x
2. Step 2: Convert to fraction form
   144,134/231,588 = 231,588/x
3. Step 3: Cross multiply
   144,134x = 231,588 × 231,588
4. Step 4: Simplify right side
   144,134x = 53,633,001,744
5. Step 5: Solve for x
   x = 53,633,001,744/144,134
6. Step 6: Final answer
   x = 372,105.14