Finding the Third Proportional to 68,820 and 151,610

Step by Step Solution

1. Step 1: Write the proportion equation
   68,820 : 151,610 = 151,610 : x
2. Step 2: Convert to fraction form
   68,820/151,610 = 151,610/x
3. Step 3: Cross multiply
   68,820x = 151,610 × 151,610
4. Step 4: Simplify right side
   68,820x = 22,985,592,100
5. Step 5: Solve for x
   x = 22,985,592,100/68,820
6. Step 6: Final answer
   x = 333,995.82