Finding the Third Proportional to 148,756 and 326,996

Step by Step Solution

1. Step 1: Write the proportion equation
   148,756 : 326,996 = 326,996 : x
2. Step 2: Convert to fraction form
   148,756/326,996 = 326,996/x
3. Step 3: Cross multiply
   148,756x = 326,996 × 326,996
4. Step 4: Simplify right side
   148,756x = 106,926,384,016
5. Step 5: Solve for x
   x = 106,926,384,016/148,756
6. Step 6: Final answer
   x = 718,803.84