Finding the Third Proportional to 302,451 and 446,776.50

Step by Step Solution

1. Step 1: Write the proportion equation
   302,451 : 446,776.50 = 446,776.50 : x
2. Step 2: Convert to fraction form
   302,451/446,776.50 = 446,776.50/x
3. Step 3: Cross multiply
   302,451x = 446,776.50 × 446,776.50
4. Step 4: Simplify right side
   302,451x = 199,609,240,952.25
5. Step 5: Solve for x
   x = 199,609,240,952.25/302,451
6. Step 6: Final answer
   x = 659,972.16