Finding the Third Proportional to 152,624 and 331,516

Step by Step Solution

1. Step 1: Write the proportion equation
   152,624 : 331,516 = 331,516 : x
2. Step 2: Convert to fraction form
   152,624/331,516 = 331,516/x
3. Step 3: Cross multiply
   152,624x = 331,516 × 331,516
4. Step 4: Simplify right side
   152,624x = 109,902,858,256
5. Step 5: Solve for x
   x = 109,902,858,256/152,624
6. Step 6: Final answer
   x = 720,088.97