Finding the Third Proportional to 152,860.50 and 331,965

Step by Step Solution

1. Step 1: Write the proportion equation
   152,860.50 : 331,965 = 331,965 : x
2. Step 2: Convert to fraction form
   152,860.50/331,965 = 331,965/x
3. Step 3: Cross multiply
   152,860.50x = 331,965 × 331,965
4. Step 4: Simplify right side
   152,860.50x = 110,200,761,225
5. Step 5: Solve for x
   x = 110,200,761,225/152,860.50
6. Step 6: Final answer
   x = 720,923.73