Finding the Third Proportional to 142,160 and 301,814

Step by Step Solution

1. Step 1: Write the proportion equation
   142,160 : 301,814 = 301,814 : x
2. Step 2: Convert to fraction form
   142,160/301,814 = 301,814/x
3. Step 3: Cross multiply
   142,160x = 301,814 × 301,814
4. Step 4: Simplify right side
   142,160x = 91,091,690,596
5. Step 5: Solve for x
   x = 91,091,690,596/142,160
6. Step 6: Final answer
   x = 640,768.79