Finding the Third Proportional to 142,670 and 301,252

Step by Step Solution

1. Step 1: Write the proportion equation
   142,670 : 301,252 = 301,252 : x
2. Step 2: Convert to fraction form
   142,670/301,252 = 301,252/x
3. Step 3: Cross multiply
   142,670x = 301,252 × 301,252
4. Step 4: Simplify right side
   142,670x = 90,752,767,504
5. Step 5: Solve for x
   x = 90,752,767,504/142,670
6. Step 6: Final answer
   x = 636,102.67