Finding the Third Proportional to 69,540 and 151,608

Step by Step Solution

1. Step 1: Write the proportion equation
   69,540 : 151,608 = 151,608 : x
2. Step 2: Convert to fraction form
   69,540/151,608 = 151,608/x
3. Step 3: Cross multiply
   69,540x = 151,608 × 151,608
4. Step 4: Simplify right side
   69,540x = 22,984,985,664
5. Step 5: Solve for x
   x = 22,984,985,664/69,540
6. Step 6: Final answer
   x = 330,528.99