Finding the Third Proportional to 151,262 and 318,004

Step by Step Solution

1. Step 1: Write the proportion equation
   151,262 : 318,004 = 318,004 : x
2. Step 2: Convert to fraction form
   151,262/318,004 = 318,004/x
3. Step 3: Cross multiply
   151,262x = 318,004 × 318,004
4. Step 4: Simplify right side
   151,262x = 101,126,544,016
5. Step 5: Solve for x
   x = 101,126,544,016/151,262
6. Step 6: Final answer
   x = 668,552.21