Finding the Third Proportional to 142,164 and 301,822

Step by Step Solution

1. Step 1: Write the proportion equation
   142,164 : 301,822 = 301,822 : x
2. Step 2: Convert to fraction form
   142,164/301,822 = 301,822/x
3. Step 3: Cross multiply
   142,164x = 301,822 × 301,822
4. Step 4: Simplify right side
   142,164x = 91,096,519,684
5. Step 5: Solve for x
   x = 91,096,519,684/142,164
6. Step 6: Final answer
   x = 640,784.73