Finding the Third Proportional to 69,920 and 151,010

Step by Step Solution

1. Step 1: Write the proportion equation
   69,920 : 151,010 = 151,010 : x
2. Step 2: Convert to fraction form
   69,920/151,010 = 151,010/x
3. Step 3: Cross multiply
   69,920x = 151,010 × 151,010
4. Step 4: Simplify right side
   69,920x = 22,804,020,100
5. Step 5: Solve for x
   x = 22,804,020,100/69,920
6. Step 6: Final answer
   x = 326,144.45