Finding the Third Proportional to 156,108 and 331,662

Step by Step Solution

1. Step 1: Write the proportion equation
   156,108 : 331,662 = 331,662 : x
2. Step 2: Convert to fraction form
   156,108/331,662 = 331,662/x
3. Step 3: Cross multiply
   156,108x = 331,662 × 331,662
4. Step 4: Simplify right side
   156,108x = 109,999,682,244
5. Step 5: Solve for x
   x = 109,999,682,244/156,108
6. Step 6: Final answer
   x = 704,638.34