Finding the Third Proportional to 67,310 and 147,676

Step by Step Solution

1. Step 1: Write the proportion equation
   67,310 : 147,676 = 147,676 : x
2. Step 2: Convert to fraction form
   67,310/147,676 = 147,676/x
3. Step 3: Cross multiply
   67,310x = 147,676 × 147,676
4. Step 4: Simplify right side
   67,310x = 21,808,200,976
5. Step 5: Solve for x
   x = 21,808,200,976/67,310
6. Step 6: Final answer
   x = 323,996.45