Finding the Third Proportional to 72,957 and 156,812

Step by Step Solution

1. Step 1: Write the proportion equation
   72,957 : 156,812 = 156,812 : x
2. Step 2: Convert to fraction form
   72,957/156,812 = 156,812/x
3. Step 3: Cross multiply
   72,957x = 156,812 × 156,812
4. Step 4: Simplify right side
   72,957x = 24,590,003,344
5. Step 5: Solve for x
   x = 24,590,003,344/72,957
6. Step 6: Final answer
   x = 337,047.90