Finding the Third Proportional to 172,336 and 369,632

Step by Step Solution

1. Step 1: Write the proportion equation
   172,336 : 369,632 = 369,632 : x
2. Step 2: Convert to fraction form
   172,336/369,632 = 369,632/x
3. Step 3: Cross multiply
   172,336x = 369,632 × 369,632
4. Step 4: Simplify right side
   172,336x = 136,627,815,424
5. Step 5: Solve for x
   x = 136,627,815,424/172,336
6. Step 6: Final answer
   x = 792,799.04