Finding the Third Proportional to 69,458 and 150,100

Step by Step Solution

1. Step 1: Write the proportion equation
   69,458 : 150,100 = 150,100 : x
2. Step 2: Convert to fraction form
   69,458/150,100 = 150,100/x
3. Step 3: Cross multiply
   69,458x = 150,100 × 150,100
4. Step 4: Simplify right side
   69,458x = 22,530,010,000
5. Step 5: Solve for x
   x = 22,530,010,000/69,458
6. Step 6: Final answer
   x = 324,368.83