Finding the Third Proportional to 157,141 and 339,182

Step by Step Solution

1. Step 1: Write the proportion equation
   157,141 : 339,182 = 339,182 : x
2. Step 2: Convert to fraction form
   157,141/339,182 = 339,182/x
3. Step 3: Cross multiply
   157,141x = 339,182 × 339,182
4. Step 4: Simplify right side
   157,141x = 115,044,429,124
5. Step 5: Solve for x
   x = 115,044,429,124/157,141
6. Step 6: Final answer
   x = 732,109.56