Finding the Third Proportional to 173,234 and 379,570

Step by Step Solution

1. Step 1: Write the proportion equation
   173,234 : 379,570 = 379,570 : x
2. Step 2: Convert to fraction form
   173,234/379,570 = 379,570/x
3. Step 3: Cross multiply
   173,234x = 379,570 × 379,570
4. Step 4: Simplify right side
   173,234x = 144,073,384,900
5. Step 5: Solve for x
   x = 144,073,384,900/173,234
6. Step 6: Final answer
   x = 831,669.22