Finding the Third Proportional to 69,920 and 151,504

Step by Step Solution

1. Step 1: Write the proportion equation
   69,920 : 151,504 = 151,504 : x
2. Step 2: Convert to fraction form
   69,920/151,504 = 151,504/x
3. Step 3: Cross multiply
   69,920x = 151,504 × 151,504
4. Step 4: Simplify right side
   69,920x = 22,953,462,016
5. Step 5: Solve for x
   x = 22,953,462,016/69,920
6. Step 6: Final answer
   x = 328,281.78