Finding the Third Proportional to 72,317 and 155,732

Step by Step Solution

1. Step 1: Write the proportion equation
   72,317 : 155,732 = 155,732 : x
2. Step 2: Convert to fraction form
   72,317/155,732 = 155,732/x
3. Step 3: Cross multiply
   72,317x = 155,732 × 155,732
4. Step 4: Simplify right side
   72,317x = 24,252,455,824
5. Step 5: Solve for x
   x = 24,252,455,824/72,317
6. Step 6: Final answer
   x = 335,363.13