Finding the Third Proportional to 72,759 and 160,812

Step by Step Solution

1. Step 1: Write the proportion equation
   72,759 : 160,812 = 160,812 : x
2. Step 2: Convert to fraction form
   72,759/160,812 = 160,812/x
3. Step 3: Cross multiply
   72,759x = 160,812 × 160,812
4. Step 4: Simplify right side
   72,759x = 25,860,499,344
5. Step 5: Solve for x
   x = 25,860,499,344/72,759
6. Step 6: Final answer
   x = 355,426.81