Finding the Third Proportional to 72,949 and 150,955

Step by Step Solution

1. Step 1: Write the proportion equation
   72,949 : 150,955 = 150,955 : x
2. Step 2: Convert to fraction form
   72,949/150,955 = 150,955/x
3. Step 3: Cross multiply
   72,949x = 150,955 × 150,955
4. Step 4: Simplify right side
   72,949x = 22,787,412,025
5. Step 5: Solve for x
   x = 22,787,412,025/72,949
6. Step 6: Final answer
   x = 312,374.56