Finding the Third Proportional to 152,595 and 331,460

Step by Step Solution

1. Step 1: Write the proportion equation
   152,595 : 331,460 = 331,460 : x
2. Step 2: Convert to fraction form
   152,595/331,460 = 331,460/x
3. Step 3: Cross multiply
   152,595x = 331,460 × 331,460
4. Step 4: Simplify right side
   152,595x = 109,865,731,600
5. Step 5: Solve for x
   x = 109,865,731,600/152,595
6. Step 6: Final answer
   x = 719,982.51