Finding the Third Proportional to 67,318 and 141,610

Step by Step Solution

1. Step 1: Write the proportion equation
   67,318 : 141,610 = 141,610 : x
2. Step 2: Convert to fraction form
   67,318/141,610 = 141,610/x
3. Step 3: Cross multiply
   67,318x = 141,610 × 141,610
4. Step 4: Simplify right side
   67,318x = 20,053,392,100
5. Step 5: Solve for x
   x = 20,053,392,100/67,318
6. Step 6: Final answer
   x = 297,890.49