Finding the Third Proportional to 72,962 and 150,979

Step by Step Solution

1. Step 1: Write the proportion equation
   72,962 : 150,979 = 150,979 : x
2. Step 2: Convert to fraction form
   72,962/150,979 = 150,979/x
3. Step 3: Cross multiply
   72,962x = 150,979 × 150,979
4. Step 4: Simplify right side
   72,962x = 22,794,658,441
5. Step 5: Solve for x
   x = 22,794,658,441/72,962
6. Step 6: Final answer
   x = 312,418.22