Finding the Third Proportional to 79,342 and 171,746

Step by Step Solution

1. Step 1: Write the proportion equation
   79,342 : 171,746 = 171,746 : x
2. Step 2: Convert to fraction form
   79,342/171,746 = 171,746/x
3. Step 3: Cross multiply
   79,342x = 171,746 × 171,746
4. Step 4: Simplify right side
   79,342x = 29,496,688,516
5. Step 5: Solve for x
   x = 29,496,688,516/79,342
6. Step 6: Final answer
   x = 371,766.38