Finding the Third Proportional to 72,609.50 and 157,282

Step by Step Solution

1. Step 1: Write the proportion equation
   72,609.50 : 157,282 = 157,282 : x
2. Step 2: Convert to fraction form
   72,609.50/157,282 = 157,282/x
3. Step 3: Cross multiply
   72,609.50x = 157,282 × 157,282
4. Step 4: Simplify right side
   72,609.50x = 24,737,627,524
5. Step 5: Solve for x
   x = 24,737,627,524/72,609.50
6. Step 6: Final answer
   x = 340,694.09