Finding the Third Proportional to 146,955 and 300,136

Step by Step Solution

1. Step 1: Write the proportion equation
   146,955 : 300,136 = 300,136 : x
2. Step 2: Convert to fraction form
   146,955/300,136 = 300,136/x
3. Step 3: Cross multiply
   146,955x = 300,136 × 300,136
4. Step 4: Simplify right side
   146,955x = 90,081,618,496
5. Step 5: Solve for x
   x = 90,081,618,496/146,955
6. Step 6: Final answer
   x = 612,987.78